diff --git a/src/FederationServer/Classes/Enums/HttpResponseCode.php b/src/FederationServer/Classes/Enums/HttpResponseCode.php
new file mode 100644
index 0000000..00def0f
--- /dev/null
+++ b/src/FederationServer/Classes/Enums/HttpResponseCode.php
@@ -0,0 +1,341 @@
+<?php
+
+    namespace FederationServer\Classes\Enums;
+
+    enum HttpResponseCode : int
+    {
+        /**
+         * This interim response indicates that the client should continue the request or ignore the response if
+         * the request is already finished.
+         */
+        case CONTINUE = 100;
+
+        /**
+         * This code is sent in response to an Upgrade request header from the client and indicates the protocol the server is switching to.
+         */
+        case SWITCHING_PROTOCOLS = 101;
+
+        /**
+         * (Deprecated) Used in WebDAV contexts to indicate that a request has been received by the server, but no status was available at the time of the response.
+         */
+        case PROCESSING = 102;
+
+        /**
+         * This status code is primarily intended to be used with the Link header, letting the user agent start preloading resources while the server prepares a response or preconnect to an origin from which the page will need resources.
+         */
+        case EARLY_HINTS = 103;
+
+        // --- Successful responses ---
+
+        /**
+         * The request succeeded. The result and meaning of "success" depends on the HTTP method.
+         */
+        case OK = 200;
+
+        /**
+         * The request succeeded, and a new resource was created as a result. Typically sent after POST or some PUT requests.
+         */
+        case CREATED = 201;
+
+        /**
+         * The request has been received but not yet acted upon. Intended for cases where another process or server handles the request, or for batch processing.
+         */
+        case ACCEPTED = 202;
+
+        /**
+         * The returned metadata is not exactly the same as is available from the origin server, but is collected from a local or a third-party copy.
+         */
+        case NON_AUTHORITATIVE_INFORMATION = 203;
+
+        /**
+         * There is no content to send for this request, but the headers are useful. The user agent may update its cached headers for this resource with the new ones.
+         */
+        case NO_CONTENT = 204;
+
+        /**
+         * Tells the user agent to reset the document which sent this request.
+         */
+        case RESET_CONTENT = 205;
+
+        /**
+         * Used in response to a range request when the client has requested a part or parts of a resource.
+         */
+        case PARTIAL_CONTENT = 206;
+
+        /**
+         * (WebDAV) Conveys information about multiple resources, for situations where multiple status codes might be appropriate.
+         */
+        case MULTI_STATUS = 207;
+
+        /**
+         * (WebDAV) Used inside a <dav:propstat> response element to avoid repeatedly enumerating the internal members of multiple bindings to the same collection.
+         */
+        case ALREADY_REPORTED = 208;
+
+        /**
+         * (HTTP Delta encoding) The server has fulfilled a GET request for the resource, and the response is a representation of the result of one or more instance-manipulations applied to the current instance.
+         */
+        case IM_USED = 226;
+
+        // --- Redirection messages ---
+
+        /**
+         * The request has more than one possible response and the user agent or user should choose one of them.
+         */
+        case MULTIPLE_CHOICES = 300;
+
+        /**
+         * The URL of the requested resource has been changed permanently. The new URL is given in the response.
+         */
+        case MOVED_PERMANENTLY = 301;
+
+        /**
+         * The URI of requested resource has been changed temporarily. Further changes in the URI might be made in the future.
+         */
+        case FOUND = 302;
+
+        /**
+         * The server sent this response to direct the client to get the requested resource at another URI with a GET request.
+         */
+        case SEE_OTHER = 303;
+
+        /**
+         * Used for caching purposes. It tells the client that the response has not been modified.
+         */
+        case NOT_MODIFIED = 304;
+
+        /**
+         * (Deprecated) Defined in a previous version of the HTTP specification to indicate that a requested response must be accessed by a proxy.
+         */
+        case USE_PROXY = 305;
+
+        /**
+         * This response code is no longer used; but is reserved.
+         */
+        case UNUSED = 306;
+
+        /**
+         * The server sends this response to direct the client to get the requested resource at another URI with the same method that was used in the prior request.
+         */
+        case TEMPORARY_REDIRECT = 307;
+
+        /**
+         * The resource is now permanently located at another URI, specified by the Location response header.
+         */
+        case PERMANENT_REDIRECT = 308;
+
+        // --- Client error responses ---
+
+        /**
+         * The server cannot or will not process the request due to something that is perceived to be a client error.
+         */
+        case BAD_REQUEST = 400;
+
+        /**
+         * The client must authenticate itself to get the requested response.
+         */
+        case UNAUTHORIZED = 401;
+
+        /**
+         * The initial purpose of this code was for digital payment systems, however this status code is rarely used and no standard convention exists.
+         */
+        case PAYMENT_REQUIRED = 402;
+
+        /**
+         * The client does not have access rights to the content; that is, it is unauthorized, so the server is refusing to give the requested resource.
+         */
+        case FORBIDDEN = 403;
+
+        /**
+         * The server cannot find the requested resource.
+         */
+        case NOT_FOUND = 404;
+
+        /**
+         * The request method is known by the server but is not supported by the target resource.
+         */
+        case METHOD_NOT_ALLOWED = 405;
+
+        /**
+         * The web server, after performing server-driven content negotiation, doesn't find any content that conforms to the criteria given by the user agent.
+         */
+        case NOT_ACCEPTABLE = 406;
+
+        /**
+         * Similar to 401 Unauthorized but authentication is needed to be done by a proxy.
+         */
+        case PROXY_AUTHENTICATION_REQUIRED = 407;
+
+        /**
+         * This response is sent on an idle connection by some servers, even without any previous request by the client.
+         */
+        case REQUEST_TIMEOUT = 408;
+
+        /**
+         * The request conflicts with the current state of the server.
+         */
+        case CONFLICT = 409;
+
+        /**
+         * The requested content has been permanently deleted from server, with no forwarding address.
+         */
+        case GONE = 410;
+
+        /**
+         * Server rejected the request because the Content-Length header field is not defined and the server requires it.
+         */
+        case LENGTH_REQUIRED = 411;
+
+        /**
+         * In conditional requests, the client has indicated preconditions in its headers which the server does not meet.
+         */
+        case PRECONDITION_FAILED = 412;
+
+        /**
+         * The request body is larger than limits defined by server.
+         */
+        case CONTENT_TOO_LARGE = 413;
+
+        /**
+         * The URI requested by the client is longer than the server is willing to interpret.
+         */
+        case URI_TOO_LONG = 414;
+
+        /**
+         * The media format of the requested data is not supported by the server.
+         */
+        case UNSUPPORTED_MEDIA_TYPE = 415;
+
+        /**
+         * The ranges specified by the Range header field in the request cannot be fulfilled.
+         */
+        case RANGE_NOT_SATISFIABLE = 416;
+
+        /**
+         * The expectation indicated by the Expect request header field cannot be met by the server.
+         */
+        case EXPECTATION_FAILED = 417;
+
+        /**
+         * The server refuses the attempt to brew coffee with a teapot.
+         */
+        case IM_A_TEAPOT = 418;
+
+        /**
+         * The request was directed at a server that is not able to produce a response.
+         */
+        case MISDIRECTED_REQUEST = 421;
+
+        /**
+         * (WebDAV) The request was well-formed but was unable to be followed due to semantic errors.
+         */
+        case UNPROCESSABLE_CONTENT = 422;
+
+        /**
+         * (WebDAV) The resource that is being accessed is locked.
+         */
+        case LOCKED = 423;
+
+        /**
+         * (WebDAV) The request failed due to failure of a previous request.
+         */
+        case FAILED_DEPENDENCY = 424;
+
+        /**
+         * Indicates that the server is unwilling to risk processing a request that might be replayed.
+         */
+        case TOO_EARLY = 425;
+
+        /**
+         * The server refuses to perform the request using the current protocol but might be willing to do so after the client upgrades to a different protocol.
+         */
+        case UPGRADE_REQUIRED = 426;
+
+        /**
+         * The origin server requires the request to be conditional.
+         */
+        case PRECONDITION_REQUIRED = 428;
+
+        /**
+         * The user has sent too many requests in a given amount of time (rate limiting).
+         */
+        case TOO_MANY_REQUESTS = 429;
+
+        /**
+         * The server is unwilling to process the request because its header fields are too large.
+         */
+        case REQUEST_HEADER_FIELDS_TOO_LARGE = 431;
+
+        /**
+         * The user agent requested a resource that cannot legally be provided, such as a web page censored by a government.
+         */
+        case UNAVAILABLE_FOR_LEGAL_REASONS = 451;
+
+        // --- Server error responses ---
+
+        /**
+         * The server has encountered a situation it does not know how to handle.
+         */
+        case INTERNAL_SERVER_ERROR = 500;
+
+        /**
+         * The request method is not supported by the server and cannot be handled.
+         */
+        case NOT_IMPLEMENTED = 501;
+
+        /**
+         * The server, while working as a gateway to get a response needed to handle the request, got an invalid response.
+         */
+        case BAD_GATEWAY = 502;
+
+        /**
+         * The server is not ready to handle the request. Common causes are a server that is down for maintenance or that is overloaded.
+         */
+        case SERVICE_UNAVAILABLE = 503;
+
+        /**
+         * The server is acting as a gateway and cannot get a response in time.
+         */
+        case GATEWAY_TIMEOUT = 504;
+
+        /**
+         * The HTTP version used in the request is not supported by the server.
+         */
+        case HTTP_VERSION_NOT_SUPPORTED = 505;
+
+        /**
+         * The server has an internal configuration error: during content negotiation, the chosen variant is configured to engage in content negotiation itself.
+         */
+        case VARIANT_ALSO_NEGOTIATES = 506;
+
+        /**
+         * (WebDAV) The method could not be performed on the resource because the server is unable to store the representation needed to successfully complete the request.
+         */
+        case INSUFFICIENT_STORAGE = 507;
+
+        /**
+         * (WebDAV) The server detected an infinite loop while processing the request.
+         */
+        case LOOP_DETECTED = 508;
+
+        /**
+         * The client request declares an HTTP Extension (RFC 2774) that should be used to process the request, but the extension is not supported.
+         */
+        case NOT_EXTENDED = 510;
+
+        /**
+         * Indicates that the client needs to authenticate to gain network access.
+         */
+        case NETWORK_AUTHENTICATION_REQUIRED = 511;
+
+        /**
+         * Converts the enum case to a string suitable for use as an error prefix.
+         * For example, if the enum case is `NOT_FOUND`, it will return "Not Found".
+         *
+         * @return string The name of the enum case formatted as a human-readable string.
+         */
+        public function getErrorPrefix(): string
+        {
+            return ucwords(strtolower(str_replace('_', ' ', $this->name)));
+        }
+    }
diff --git a/src/FederationServer/Classes/RequestHandler.php b/src/FederationServer/Classes/RequestHandler.php
index 039db90..5cacb38 100644
--- a/src/FederationServer/Classes/RequestHandler.php
+++ b/src/FederationServer/Classes/RequestHandler.php
@@ -42,7 +42,7 @@
                 self::$decodedContent = json_decode(self::$inputContent, true);
                 if (json_last_error() !== JSON_ERROR_NONE)
                 {
-                    throw new RequestException('Invalid JSON input: ' . json_last_error_msg(), 400);
+                    throw new RequestException(json_last_error_msg(), 400);
                 }
             }
 
@@ -172,6 +172,24 @@
          */
         protected static function throwableResponse(Throwable $e): void
         {
+            $prefixMessage = match($e->getCode())
+            {
+                400 => 'Bad Request',
+                401 => 'Unauthorized',
+                403 => 'Forbidden',
+                404 => 'Not Found',
+                405 => 'Method Not Allowed',
+                409 => 'Conflict',
+                422 => 'Unprocessable Entity',
+                429 => 'Too Many Requests',
+                500 => 'Internal Server Error',
+                501 => 'Not Implemented',
+                502 => 'Bad Gateway',
+                503 => 'Service Unavailable',
+                504 => 'Gateway Timeout: ',
+                default => 'Request Error: ',
+            };
+
             http_response_code($e->getCode() ?: 500);
             self::returnHeaders();
             print(json_encode([
diff --git a/src/FederationServer/Exceptions/RequestException.php b/src/FederationServer/Exceptions/RequestException.php
index 6ec0ff4..125360b 100644
--- a/src/FederationServer/Exceptions/RequestException.php
+++ b/src/FederationServer/Exceptions/RequestException.php
@@ -2,7 +2,35 @@
 
     namespace FederationServer\Exceptions;
 
-    class RequestException extends \Exception
-    {
+    use Exception;
+    use FederationServer\Classes\Enums\HttpResponseCode;
+    use Throwable;
 
+    class RequestException extends Exception
+    {
+        /**
+         * The HTTP status code for the error.
+         *
+         * @param string $message The error message.
+         * @param int|HttpResponseCode $code The HTTP status code (default is 500 Internal Server Error).
+         * @param Throwable|null $previous
+         */
+        public function __construct(string $message = "", int|HttpResponseCode $code=HttpResponseCode::INTERNAL_SERVER_ERROR, ?Throwable $previous = null)
+        {
+            // Construct with error code '0' always, as it will be set later.
+            parent::__construct($message, 0, $previous);
+
+            // If the code is an integer, convert it to HttpResponseCode if possible.
+            if(is_int($code))
+            {
+                $code = HttpResponseCode::tryFrom($code);
+                if($code === null)
+                {
+                    $code = HttpResponseCode::INTERNAL_SERVER_ERROR;
+                }
+            }
+
+            $this->code = $code->value;
+            $this->message = sprintf('%s: %s', $code->getErrorPrefix(), $message);
+        }
     }
\ No newline at end of file
diff --git a/src/FederationServer/Methods/Attachments/DeleteAttachment.php b/src/FederationServer/Methods/Attachments/DeleteAttachment.php
index 6f15f60..a16b55b 100644
--- a/src/FederationServer/Methods/Attachments/DeleteAttachment.php
+++ b/src/FederationServer/Methods/Attachments/DeleteAttachment.php
@@ -25,7 +25,7 @@
             // Ensure the authenticated operator has permission to delete operators.
             if(!$authenticatedOperator->canManageBlacklist())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to delete attachments', 403);
+                throw new RequestException('Insufficient permissions to delete attachments', 403);
             }
 
             if(!preg_match('#^/attachment/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
@@ -61,7 +61,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to create operator', 500, $e);
+                throw new RequestException('Unable to create operator', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.
diff --git a/src/FederationServer/Methods/Attachments/DownloadAttachment.php b/src/FederationServer/Methods/Attachments/DownloadAttachment.php
index 15c4bff..290f133 100644
--- a/src/FederationServer/Methods/Attachments/DownloadAttachment.php
+++ b/src/FederationServer/Methods/Attachments/DownloadAttachment.php
@@ -54,12 +54,12 @@
                 {
                     if($authenticatedOperator === null)
                     {
-                        throw new RequestException('Unauthorized: You must be authenticated to view confidential evidence', 401);
+                        throw new RequestException('You must be authenticated to view confidential evidence', 401);
                     }
 
                     if(!$authenticatedOperator->canManageBlacklist())
                     {
-                        throw new RequestException('Unauthorized: Insufficient Permissions to view confidential evidence', 401);
+                        throw new RequestException('Insufficient Permissions to view confidential evidence', 401);
                     }
                 }
             }
diff --git a/src/FederationServer/Methods/Attachments/UploadAttachment.php b/src/FederationServer/Methods/Attachments/UploadAttachment.php
index cdbb33a..9e62c3a 100644
--- a/src/FederationServer/Methods/Attachments/UploadAttachment.php
+++ b/src/FederationServer/Methods/Attachments/UploadAttachment.php
@@ -152,13 +152,13 @@
             {
                 // If database insertion fails, remove the file to maintain consistency
                 @unlink($destinationPath);
-                throw new RequestException('Internal Server Error: Unable to create file attachment record', 500, $e);
+                throw new RequestException('Unable to create file attachment record', 500, $e);
             }
             catch (Throwable $e)
             {
                 // Handle any other unexpected errors
                 @unlink($destinationPath);
-                throw new RequestException('Internal Server Error', 500, $e);
+                throw new RequestException('Unable to upload file attachment to server', 500, $e);
             }
             finally
             {
diff --git a/src/FederationServer/Methods/Audit/ListAuditLogs.php b/src/FederationServer/Methods/Audit/ListAuditLogs.php
index bd44958..ad11596 100644
--- a/src/FederationServer/Methods/Audit/ListAuditLogs.php
+++ b/src/FederationServer/Methods/Audit/ListAuditLogs.php
@@ -19,7 +19,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isAuditLogsPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: Public audit logs are disabled and no operator is authenticated', 403);
+                throw new RequestException('Public audit logs are disabled and no operator is authenticated', 403);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListAuditLogsMaxItems());
@@ -56,7 +56,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve audit logs', 500, $e);
+                throw new RequestException('Unable to retrieve audit logs', 500, $e);
             }
 
         }
diff --git a/src/FederationServer/Methods/Audit/ViewAuditEntry.php b/src/FederationServer/Methods/Audit/ViewAuditEntry.php
index 5ee0c26..f05010f 100644
--- a/src/FederationServer/Methods/Audit/ViewAuditEntry.php
+++ b/src/FederationServer/Methods/Audit/ViewAuditEntry.php
@@ -20,18 +20,18 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isAuditLogsPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: Public audit logs are disabled and no operator is authenticated', 403);
+                throw new RequestException('Public audit logs are disabled and no operator is authenticated', 403);
             }
 
             if(!preg_match('#^/audit/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Audit UUID is required', 400);
+                throw new RequestException('Audit UUID is required', 400);
             }
 
             $entryUuid = $matches[1];
             if(!$entryUuid || !Validate::uuid($entryUuid))
             {
-                throw new RequestException('Bad Request: Invalid Audit UUID', 400);
+                throw new RequestException('Invalid Audit UUID', 400);
             }
 
             try
@@ -46,7 +46,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve audit log', 500, $e);
+                throw new RequestException('Unable to retrieve audit log', 500, $e);
             }
         }
     }
diff --git a/src/FederationServer/Methods/Blacklist/ListBlacklist.php b/src/FederationServer/Methods/Blacklist/ListBlacklist.php
index f0a8a9c..11c2411 100644
--- a/src/FederationServer/Methods/Blacklist/ListBlacklist.php
+++ b/src/FederationServer/Methods/Blacklist/ListBlacklist.php
@@ -4,7 +4,6 @@
 
     use FederationServer\Classes\Configuration;
     use FederationServer\Classes\Managers\BlacklistManager;
-    use FederationServer\Classes\Managers\EvidenceManager;
     use FederationServer\Classes\RequestHandler;
     use FederationServer\Exceptions\DatabaseOperationException;
     use FederationServer\Exceptions\RequestException;
@@ -20,7 +19,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator(false);
             if(!Configuration::getServerConfiguration()->isBlacklistPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list blacklist records', 401);
+                throw new RequestException('You must be authenticated to list blacklist records', 401);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListBlacklistMaxItems());
@@ -42,7 +41,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve blacklist records', 500, $e);
+                throw new RequestException('Unable to retrieve blacklist records', 500, $e);
             }
 
             self::successResponse(array_map(fn($evidence) => $evidence->toArray(), $blacklistRecords));
diff --git a/src/FederationServer/Methods/Entities/DeleteEntity.php b/src/FederationServer/Methods/Entities/DeleteEntity.php
index 7da17c0..c3ed736 100644
--- a/src/FederationServer/Methods/Entities/DeleteEntity.php
+++ b/src/FederationServer/Methods/Entities/DeleteEntity.php
@@ -19,32 +19,32 @@
             $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
             if(!$authenticatedOperator->canManageBlacklist())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to manage entities', 401);
+                throw new RequestException('Insufficient permissions to manage entities', 401);
             }
 
             if(!preg_match('#^/entities/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $entityUuid = $matches[1];
             if(!$entityUuid || !Validate::uuid($entityUuid))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             try
             {
                 if(!EntitiesManager::entityExistsByUuid($entityUuid))
                 {
-                    throw new RequestException('Not Found: Entity does not exist', 404);
+                    throw new RequestException('Entity does not exist', 404);
                 }
 
                 EntitiesManager::deleteEntity($entityUuid);
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to delete entity', 500, $e);
+                throw new RequestException('Unable to delete entity', 500, $e);
             }
 
             self::successResponse();
diff --git a/src/FederationServer/Methods/Entities/GetEntityRecord.php b/src/FederationServer/Methods/Entities/GetEntityRecord.php
index f06f9dc..09eff82 100644
--- a/src/FederationServer/Methods/Entities/GetEntityRecord.php
+++ b/src/FederationServer/Methods/Entities/GetEntityRecord.php
@@ -20,18 +20,18 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isEntitiesPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to view entity records', 401);
+                throw new RequestException('You must be authenticated to view entity records', 401);
             }
 
             if(!preg_match('#^/entities/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $entityUuid = $matches[1];
             if(!$entityUuid || !Validate::uuid($entityUuid))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
 
@@ -41,7 +41,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve entity', 500, $e);
+                throw new RequestException('Unable to retrieve entity', 500, $e);
             }
 
             self::successResponse($entityRecord->toArray());
diff --git a/src/FederationServer/Methods/Entities/ListEntities.php b/src/FederationServer/Methods/Entities/ListEntities.php
index d39dcd1..8d9d1c3 100644
--- a/src/FederationServer/Methods/Entities/ListEntities.php
+++ b/src/FederationServer/Methods/Entities/ListEntities.php
@@ -19,7 +19,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isEntitiesPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to view entity records', 401);
+                throw new RequestException('You must be authenticated to view entity records', 401);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListEntitiesMaxItems());
@@ -41,7 +41,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve operators', 500, $e);
+                throw new RequestException('Unable to retrieve operators', 500, $e);
             }
 
             $result = array_map(fn($op) => $op->toArray(), $operators);
diff --git a/src/FederationServer/Methods/Entities/ListEntityAuditLogs.php b/src/FederationServer/Methods/Entities/ListEntityAuditLogs.php
index dc7d0fe..6c2aaef 100644
--- a/src/FederationServer/Methods/Entities/ListEntityAuditLogs.php
+++ b/src/FederationServer/Methods/Entities/ListEntityAuditLogs.php
@@ -20,18 +20,18 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isAuditLogsPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: Public audit logs are disabled and no operator is authenticated', 403);
+                throw new RequestException('Public audit logs are disabled and no operator is authenticated', 403);
             }
 
             if(!preg_match('#^/entities/([a-fA-F0-9\-]{36,})/audit$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $entityUuid = $matches[1];
             if(!$entityUuid)
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListAuditLogsMaxItems());
@@ -62,7 +62,7 @@
             {
                 if(!EntitiesManager::entityExistsByUuid($entityUuid))
                 {
-                    throw new RequestException('Not Found: Entity with the specified UUID does not exist', 404);
+                    throw new RequestException('Entity with the specified UUID does not exist', 404);
                 }
 
                 self::successResponse(array_map(fn($log) => $log->toArray(),
@@ -71,7 +71,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve audit logs', 500, $e);
+                throw new RequestException('Unable to retrieve audit logs', 500, $e);
             }
         }
     }
diff --git a/src/FederationServer/Methods/Entities/ListEntityBlacklistRecords.php b/src/FederationServer/Methods/Entities/ListEntityBlacklistRecords.php
index 404d725..a64053f 100644
--- a/src/FederationServer/Methods/Entities/ListEntityBlacklistRecords.php
+++ b/src/FederationServer/Methods/Entities/ListEntityBlacklistRecords.php
@@ -21,7 +21,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isBlacklistPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list blacklist records', 401);
+                throw new RequestException('You must be authenticated to list blacklist records', 401);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListBlacklistMaxItems());
@@ -39,13 +39,13 @@
 
             if(!preg_match('#^/entities/([a-fA-F0-9\-]{36,})/blacklist$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $entityUuid = $matches[1];
             if(!$entityUuid || !Validate::uuid($entityUuid))
             {
-                throw new RequestException('Bad Request: a valid entity UUID is required', 400);
+                throw new RequestException('a valid entity UUID is required', 400);
             }
 
             try
@@ -59,7 +59,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve blacklist records from the entity', 500, $e);
+                throw new RequestException('Unable to retrieve blacklist records from the entity', 500, $e);
             }
 
             self::successResponse(array_map(fn($evidence) => $evidence->toArray(), $blacklistRecords));
diff --git a/src/FederationServer/Methods/Entities/ListEntityEvidence.php b/src/FederationServer/Methods/Entities/ListEntityEvidence.php
index abc9206..a26b027 100644
--- a/src/FederationServer/Methods/Entities/ListEntityEvidence.php
+++ b/src/FederationServer/Methods/Entities/ListEntityEvidence.php
@@ -22,7 +22,7 @@
 
             if(!Configuration::getServerConfiguration()->isEvidencePublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list evidence', 401);
+                throw new RequestException('You must be authenticated to list evidence', 401);
             }
 
             if($authenticatedOperator !== null)
@@ -46,13 +46,13 @@
 
             if(!preg_match('#^/entities/([a-fA-F0-9\-]{36,})/evidence$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             $entityUuid = $matches[1];
             if(!$entityUuid)
             {
-                throw new RequestException('Bad Request: Entity UUID is required', 400);
+                throw new RequestException('Entity UUID is required', 400);
             }
 
             try
@@ -60,14 +60,14 @@
                 $existingEntity = EntitiesManager::getEntityByUuid($entityUuid);
                 if($existingEntity === null)
                 {
-                    throw new RequestException('Entity Not Found', 404);
+                    throw new RequestException('Entity does not exist', 404);
                 }
                 
                 $evidenceRecords = EvidenceManager::getEvidenceRecords($limit, $page, $includeConfidential);
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve evidence', 500, $e);
+                throw new RequestException('Unable to retrieve evidence', 500, $e);
             }
 
             self::successResponse(array_map(fn($evidence) => $evidence->toArray(), $evidenceRecords));
diff --git a/src/FederationServer/Methods/Entities/PushEntity.php b/src/FederationServer/Methods/Entities/PushEntity.php
index 7e59e01..9e9a2f6 100644
--- a/src/FederationServer/Methods/Entities/PushEntity.php
+++ b/src/FederationServer/Methods/Entities/PushEntity.php
@@ -18,7 +18,7 @@
             $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
             if(!$authenticatedOperator->isClient() && !$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to push entities', 403);
+                throw new RequestException('Insufficient permissions to push entities', 403);
             }
 
             $id = FederationServer::getParameter('id');
@@ -26,22 +26,22 @@
 
             if(!$id)
             {
-                throw new RequestException('Bad Request: Entity ID is required', 400);
+                throw new RequestException('Entity ID is required', 400);
             }
 
             if(strlen($id) > 255)
             {
-                throw new RequestException('Bad Request: Entity ID exceeds maximum length of 255 characters', 400);
+                throw new RequestException('Entity ID exceeds maximum length of 255 characters', 400);
             }
 
             if(!is_null($domain) && !filter_var($domain, FILTER_VALIDATE_DOMAIN, FILTER_FLAG_HOSTNAME))
             {
-                throw new RequestException('Bad Request: Invalid domain format', 400);
+                throw new RequestException('Invalid domain format', 400);
             }
 
             if(!is_null($domain) && strlen($domain) > 255)
             {
-                throw new RequestException('Bad Request: Domain exceeds maximum length of 255 characters', 400);
+                throw new RequestException('Domain exceeds maximum length of 255 characters', 400);
             }
 
             try
@@ -57,7 +57,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to register entity', 500, $e);
+                throw new RequestException('Unable to register entity', 500, $e);
             }
 
             self::successResponse($entityUuid);
diff --git a/src/FederationServer/Methods/Entities/QueryEntity.php b/src/FederationServer/Methods/Entities/QueryEntity.php
index ec46dea..dd8e461 100644
--- a/src/FederationServer/Methods/Entities/QueryEntity.php
+++ b/src/FederationServer/Methods/Entities/QueryEntity.php
@@ -19,7 +19,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isEntitiesPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to view entity records', 401);
+                throw new RequestException('You must be authenticated to view entity records', 401);
             }
 
             $id = FederationServer::getParameter('id');
@@ -27,12 +27,12 @@
 
             if(!$id)
             {
-                throw new RequestException('Bad Request: Entity ID is required', 400);
+                throw new RequestException('Entity ID is required', 400);
             }
 
             if(!is_null($domain) && !filter_var($domain, FILTER_VALIDATE_DOMAIN, FILTER_FLAG_HOSTNAME))
             {
-                throw new RequestException('Bad Request: Invalid domain format', 400);
+                throw new RequestException('Invalid domain format', 400);
             }
 
             try
@@ -41,7 +41,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve entity', 500, $e);
+                throw new RequestException('Unable to retrieve entity', 500, $e);
             }
 
             self::successResponse($entity->toArray());
diff --git a/src/FederationServer/Methods/Evidence/DeleteEvidence.php b/src/FederationServer/Methods/Evidence/DeleteEvidence.php
index 1ef08d8..8fb22d3 100644
--- a/src/FederationServer/Methods/Evidence/DeleteEvidence.php
+++ b/src/FederationServer/Methods/Evidence/DeleteEvidence.php
@@ -19,7 +19,7 @@
             $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
             if(!$authenticatedOperator->canManageBlacklist())
             {
-                throw new RequestException('Forbidden: You do not have permission to delete evidence', 403);
+                throw new RequestException('You do not have permission to delete evidence', 403);
             }
 
             if(!preg_match('#^/evidence/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
@@ -44,7 +44,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to delete evidence', 500, $e);
+                throw new RequestException('Unable to delete evidence', 500, $e);
             }
 
             self::successResponse();
diff --git a/src/FederationServer/Methods/Evidence/GetEvidenceRecord.php b/src/FederationServer/Methods/Evidence/GetEvidenceRecord.php
index 282a1b4..b980213 100644
--- a/src/FederationServer/Methods/Evidence/GetEvidenceRecord.php
+++ b/src/FederationServer/Methods/Evidence/GetEvidenceRecord.php
@@ -20,7 +20,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isEvidencePublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to access evidence', 401);
+                throw new RequestException('You must be authenticated to access evidence', 401);
             }
 
             if(!preg_match('#^/evidence/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
@@ -44,12 +44,12 @@
 
                 if($evidenceRecord->isConfidential() && $authenticatedOperator === null)
                 {
-                    throw new RequestException('Forbidden: Confidential evidence access is restricted', 403);
+                    throw new RequestException('Confidential evidence access is restricted', 403);
                 }
             }
             catch(DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to get evidence', 500, $e);
+                throw new RequestException('Unable to get evidence', 500, $e);
             }
         }
     }
diff --git a/src/FederationServer/Methods/Evidence/ListEvidence.php b/src/FederationServer/Methods/Evidence/ListEvidence.php
index 61bd21c..ffb3a02 100644
--- a/src/FederationServer/Methods/Evidence/ListEvidence.php
+++ b/src/FederationServer/Methods/Evidence/ListEvidence.php
@@ -21,7 +21,7 @@
 
             if(!Configuration::getServerConfiguration()->isEvidencePublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list evidence', 401);
+                throw new RequestException('You must be authenticated to list evidence', 401);
             }
 
             if($authenticatedOperator !== null)
@@ -48,7 +48,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve evidence', 500, $e);
+                throw new RequestException('Unable to retrieve evidence', 500, $e);
             }
 
             self::successResponse(array_map(fn($evidence) => $evidence->toArray(), $evidenceRecords));
diff --git a/src/FederationServer/Methods/Evidence/SubmitEvidence.php b/src/FederationServer/Methods/Evidence/SubmitEvidence.php
index 7c30446..eefee45 100644
--- a/src/FederationServer/Methods/Evidence/SubmitEvidence.php
+++ b/src/FederationServer/Methods/Evidence/SubmitEvidence.php
@@ -20,25 +20,25 @@
             $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
             if(!$authenticatedOperator->canManageBlacklist())
             {
-                throw new RequestException('Forbidden: You do not have permission to create evidence', 403);
+                throw new RequestException('You do not have permission to create evidence', 403);
             }
 
             $entityUuid = FederationServer::getParameter('entity_uuid');
             if(!$entityUuid || !Validate::uuid($entityUuid))
             {
-                throw new RequestException('Bad Request: Entity UUID is required and must be valid', 400);
+                throw new RequestException('Entity UUID is required and must be valid', 400);
             }
 
             $textContent = FederationServer::getParameter('text_content');
             if(!is_null($textContent) && strlen($textContent) > 65535)
             {
-                throw new RequestException('Bad Request: Text content must not exceed 65535 characters', 400);
+                throw new RequestException('Text content must not exceed 65535 characters', 400);
             }
 
             $note = FederationServer::getParameter('note');
             if(!is_null($note) && strlen($note) > 65535)
             {
-                throw new RequestException('Bad Request: Note must not exceed 65535 characters', 400);
+                throw new RequestException('Note must not exceed 65535 characters', 400);
             }
 
             $confidential = false;
@@ -51,14 +51,14 @@
             {
                 if(!EntitiesManager::getEntityByUuid($entityUuid))
                 {
-                    throw new RequestException('Not Found: Entity does not exist', 404);
+                    throw new RequestException('Entity does not exist', 404);
                 }
 
                 self::successResponse(EvidenceManager::addEvidence($entityUuid, $authenticatedOperator->getUuid(), $textContent, $note, $confidential));
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Failed to create evidence', 500, $e);
+                throw new RequestException('Failed to create evidence', 500, $e);
             }
         }
     }
diff --git a/src/FederationServer/Methods/Operators/CreateOperator.php b/src/FederationServer/Methods/Operators/CreateOperator.php
index d006768..1ee9e38 100644
--- a/src/FederationServer/Methods/Operators/CreateOperator.php
+++ b/src/FederationServer/Methods/Operators/CreateOperator.php
@@ -18,17 +18,17 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
+            $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
 
             // Ensure the authenticated operator has permission to create new operators.
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to create operators', 403);
+                throw new RequestException('Insufficient permissions to create operators', 403);
             }
 
             if(!FederationServer::getParameter('name'))
             {
-                throw new RequestException('Bad Request: Operator name is required', 400);
+                throw new RequestException('Operator name is required', 400);
             }
 
             try
@@ -43,8 +43,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while creating operator: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to create operator', 500, $e);
+                throw new RequestException('Unable to create operator', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.
diff --git a/src/FederationServer/Methods/Operators/DeleteOperator.php b/src/FederationServer/Methods/Operators/DeleteOperator.php
index 38ce63e..213e7fa 100644
--- a/src/FederationServer/Methods/Operators/DeleteOperator.php
+++ b/src/FederationServer/Methods/Operators/DeleteOperator.php
@@ -7,6 +7,7 @@
     use FederationServer\Classes\Managers\AuditLogManager;
     use FederationServer\Classes\Managers\OperatorManager;
     use FederationServer\Classes\RequestHandler;
+    use FederationServer\Classes\Validate;
     use FederationServer\Exceptions\DatabaseOperationException;
     use FederationServer\Exceptions\RequestException;
     use FederationServer\FederationServer;
@@ -18,12 +19,12 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
+            $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
 
             // Ensure the authenticated operator has permission to delete operators.
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to delete operators', 403);
+                throw new RequestException('Insufficient permissions to delete operators', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/delete$#', FederationServer::getPath(), $matches))
@@ -32,9 +33,9 @@
             }
 
             $operatorUuid = $matches[1];
-            if(!$operatorUuid)
+            if(!$operatorUuid || !Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Operator UUID required', 400);
+                throw new RequestException('a valid Operator UUID required', 400);
             }
 
             try
@@ -55,8 +56,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while creating operator: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to create operator', 500, $e);
+                throw new RequestException('Unable to create operator', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.
diff --git a/src/FederationServer/Methods/Operators/DisableOperator.php b/src/FederationServer/Methods/Operators/DisableOperator.php
index f49e1f8..8868929 100644
--- a/src/FederationServer/Methods/Operators/DisableOperator.php
+++ b/src/FederationServer/Methods/Operators/DisableOperator.php
@@ -7,6 +7,7 @@
     use FederationServer\Classes\Managers\AuditLogManager;
     use FederationServer\Classes\Managers\OperatorManager;
     use FederationServer\Classes\RequestHandler;
+    use FederationServer\Classes\Validate;
     use FederationServer\Exceptions\DatabaseOperationException;
     use FederationServer\Exceptions\RequestException;
     use FederationServer\FederationServer;
@@ -18,23 +19,23 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
+            $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
 
             // Ensure the authenticated operator has permission to delete operators.
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to enable/disable operators', 403);
+                throw new RequestException('Insufficient permissions to enable/disable operators', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/disable$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $operatorUuid = $matches[1];
-            if(!$operatorUuid)
+            if(!$operatorUuid || !Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('a valid Operator UUID is required', 400);
             }
 
             try
@@ -60,8 +61,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error(sprintf('Database error while disablinf the operator: %s', $e->getMessage()), $e);
-                throw new RequestException('Internal Server Error: Unable to disable operator', 500, $e);
+                throw new RequestException('Unable to disable operator', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.
diff --git a/src/FederationServer/Methods/Operators/EnableOperator.php b/src/FederationServer/Methods/Operators/EnableOperator.php
index 2bdc8c9..d78f979 100644
--- a/src/FederationServer/Methods/Operators/EnableOperator.php
+++ b/src/FederationServer/Methods/Operators/EnableOperator.php
@@ -7,6 +7,7 @@
     use FederationServer\Classes\Managers\AuditLogManager;
     use FederationServer\Classes\Managers\OperatorManager;
     use FederationServer\Classes\RequestHandler;
+    use FederationServer\Classes\Validate;
     use FederationServer\Exceptions\DatabaseOperationException;
     use FederationServer\Exceptions\RequestException;
     use FederationServer\FederationServer;
@@ -18,23 +19,23 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
+            $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
 
             // Ensure the authenticated operator has permission to delete operators.
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to enable/disable operators', 403);
+                throw new RequestException('Insufficient permissions to enable/disable operators', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/enable$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $operatorUuid = $matches[1];
-            if(!$operatorUuid)
+            if(!$operatorUuid || !Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('a valid operator UUID is required', 400);
             }
 
             try
@@ -60,8 +61,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error(sprintf('Database error while enabling the operator: %s', $e->getMessage()), $e);
-                throw new RequestException('Internal Server Error: Unable to enable operator', 500, $e);
+                throw new RequestException('Unable to enable operator', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.
diff --git a/src/FederationServer/Methods/Operators/GetOperator.php b/src/FederationServer/Methods/Operators/GetOperator.php
index e79acf6..3d308b0 100644
--- a/src/FederationServer/Methods/Operators/GetOperator.php
+++ b/src/FederationServer/Methods/Operators/GetOperator.php
@@ -17,8 +17,7 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator(false);
-
+            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})$#', FederationServer::getPath(), $matches))
             {
                 throw new RequestException('Operator UUID required', 405);
@@ -40,8 +39,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while getting operator: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to get operator', 500, $e);
+                throw new RequestException('Unable to get operator', 500, $e);
             }
 
             if($authenticatedOperator?->canManageOperators())
diff --git a/src/FederationServer/Methods/Operators/GetSelfOperator.php b/src/FederationServer/Methods/Operators/GetSelfOperator.php
index eface55..4580e93 100644
--- a/src/FederationServer/Methods/Operators/GetSelfOperator.php
+++ b/src/FederationServer/Methods/Operators/GetSelfOperator.php
@@ -12,6 +12,6 @@
          */
         public static function handleRequest(): void
         {
-            self::successResponse(FederationServer::getAuthenticatedOperator()->toArray());
+            self::successResponse(FederationServer::requireAuthenticatedOperator()->toArray());
         }
     }
\ No newline at end of file
diff --git a/src/FederationServer/Methods/Operators/ListOperatorAuditLogs.php b/src/FederationServer/Methods/Operators/ListOperatorAuditLogs.php
index fce21ed..ac820ee 100644
--- a/src/FederationServer/Methods/Operators/ListOperatorAuditLogs.php
+++ b/src/FederationServer/Methods/Operators/ListOperatorAuditLogs.php
@@ -17,21 +17,21 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator(false);
+            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!Configuration::getServerConfiguration()->isAuditLogsPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: Public audit logs are disabled and no operator is authenticated', 403);
+                throw new RequestException('Public audit logs are disabled and no operator is authenticated', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/audit$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $operatorUuid = $matches[1];
             if(!$operatorUuid)
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListAuditLogsMaxItems());
@@ -64,7 +64,7 @@
             {
                 if(!OperatorManager::operatorExists($operatorUuid))
                 {
-                    throw new RequestException('Not Found: Operator with the specified UUID does not exist', 404);
+                    throw new RequestException('Operator with the specified UUID does not exist', 404);
                 }
 
                 self::successResponse(array_map(fn($log) => $log->toArray(),
@@ -73,7 +73,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve audit logs', 500, $e);
+                throw new RequestException('Unable to retrieve audit logs', 500, $e);
             }
         }
     }
diff --git a/src/FederationServer/Methods/Operators/ListOperatorBlacklist.php b/src/FederationServer/Methods/Operators/ListOperatorBlacklist.php
index 3a9328a..fda0bbf 100644
--- a/src/FederationServer/Methods/Operators/ListOperatorBlacklist.php
+++ b/src/FederationServer/Methods/Operators/ListOperatorBlacklist.php
@@ -21,7 +21,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator(false);
             if(!Configuration::getServerConfiguration()->isBlacklistPublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list blacklist records', 401);
+                throw new RequestException('You must be authenticated to list blacklist records', 401);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListBlacklistMaxItems());
@@ -39,13 +39,13 @@
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/blacklist$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $operatorUuid = $matches[1];
             if(!$operatorUuid || !Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: a valid operator UUID is required', 400);
+                throw new RequestException('a valid operator UUID is required', 400);
             }
 
             try
@@ -59,7 +59,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve blacklist records from the operator', 500, $e);
+                throw new RequestException('Unable to retrieve blacklist records from the operator', 500, $e);
             }
 
             self::successResponse(array_map(fn($evidence) => $evidence->toArray(), $blacklistRecords));
diff --git a/src/FederationServer/Methods/Operators/ListOperatorEvidence.php b/src/FederationServer/Methods/Operators/ListOperatorEvidence.php
index 80044db..83a15a0 100644
--- a/src/FederationServer/Methods/Operators/ListOperatorEvidence.php
+++ b/src/FederationServer/Methods/Operators/ListOperatorEvidence.php
@@ -22,7 +22,7 @@
 
             if(!Configuration::getServerConfiguration()->isEvidencePublic() && $authenticatedOperator === null)
             {
-                throw new RequestException('Unauthorized: You must be authenticated to list evidence', 401);
+                throw new RequestException('You must be authenticated to list evidence', 401);
             }
 
             if($authenticatedOperator !== null)
@@ -46,13 +46,13 @@
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/evidence$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             $operatorUuid = $matches[1];
             if(!$operatorUuid)
             {
-                throw new RequestException('Bad Request: Operator UUID is required', 400);
+                throw new RequestException('Operator UUID is required', 400);
             }
 
             try
@@ -66,7 +66,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve evidence', 500, $e);
+                throw new RequestException('Unable to retrieve evidence', 500, $e);
             }
 
             $result = array_map(fn($evidence) => $evidence->toArray(), $evidenceRecords);
diff --git a/src/FederationServer/Methods/Operators/ListOperators.php b/src/FederationServer/Methods/Operators/ListOperators.php
index 8b9390c..a397be6 100644
--- a/src/FederationServer/Methods/Operators/ListOperators.php
+++ b/src/FederationServer/Methods/Operators/ListOperators.php
@@ -19,7 +19,7 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions to list operators', 403);
+                throw new RequestException('Insufficient permissions to list operators', 403);
             }
 
             $limit = (int) (FederationServer::getParameter('limit') ?? Configuration::getServerConfiguration()->getListOperatorsMaxItems());
@@ -41,7 +41,7 @@
             }
             catch (DatabaseOperationException $e)
             {
-                throw new RequestException('Internal Server Error: Unable to retrieve operators', 500, $e);
+                throw new RequestException('Unable to retrieve operators', 500, $e);
             }
 
             $result = array_map(fn($op) => $op->toArray(), $operators);
diff --git a/src/FederationServer/Methods/Operators/ManageBlacklistPermission.php b/src/FederationServer/Methods/Operators/ManageBlacklistPermission.php
index 959ad63..89355cc 100644
--- a/src/FederationServer/Methods/Operators/ManageBlacklistPermission.php
+++ b/src/FederationServer/Methods/Operators/ManageBlacklistPermission.php
@@ -20,12 +20,12 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions manage permissions', 403);
+                throw new RequestException('Insufficient permissions manage permissions', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/manage_blacklist$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Missing required parameters', 400);
+                throw new RequestException('Missing required parameters', 400);
             }
 
             $operatorUuid = $matches[1];
@@ -33,7 +33,7 @@
 
             if(!Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: Invalid operator UUID', 400);
+                throw new RequestException('Invalid operator UUID', 400);
             }
 
             try
@@ -42,8 +42,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while managing operator\'s permissions: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to manage operator\'s permissions', 500, $e);
+                throw new RequestException('Unable to manage operator\'s permissions', 500, $e);
             }
 
             self::successResponse();
diff --git a/src/FederationServer/Methods/Operators/ManageClientPermission.php b/src/FederationServer/Methods/Operators/ManageClientPermission.php
index 0353dcd..5b83a6e 100644
--- a/src/FederationServer/Methods/Operators/ManageClientPermission.php
+++ b/src/FederationServer/Methods/Operators/ManageClientPermission.php
@@ -20,19 +20,19 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions manage permissions', 403);
+                throw new RequestException('Insufficient permissions manage permissions', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/manage_client$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Missing required parameters', 400);
+                throw new RequestException('Missing required parameters', 400);
             }
 
             $operatorUuid = $matches[1];
             $enabled = (bool)filter_var(FederationServer::getParameter('enabled'), FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
             if(!Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: Invalid operator UUID', 400);
+                throw new RequestException('Invalid operator UUID', 400);
             }
 
             try
@@ -41,8 +41,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while managing operator\'s permissions: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to manage operator\'s permissions', 500, $e);
+                throw new RequestException('Unable to manage operator\'s permissions', 500, $e);
             }
 
             self::successResponse();
diff --git a/src/FederationServer/Methods/Operators/ManageOperatorsPermission.php b/src/FederationServer/Methods/Operators/ManageOperatorsPermission.php
index 9ce5cca..461a2e0 100644
--- a/src/FederationServer/Methods/Operators/ManageOperatorsPermission.php
+++ b/src/FederationServer/Methods/Operators/ManageOperatorsPermission.php
@@ -20,12 +20,12 @@
             $authenticatedOperator = FederationServer::getAuthenticatedOperator();
             if(!$authenticatedOperator->canManageOperators())
             {
-                throw new RequestException('Unauthorized: Insufficient permissions manage permissions', 403);
+                throw new RequestException('Insufficient permissions manage permissions', 403);
             }
 
             if(!preg_match('#^/operators/([a-fA-F0-9\-]{36,})/manage_operators$#', FederationServer::getPath(), $matches))
             {
-                throw new RequestException('Bad Request: Missing required parameters', 400);
+                throw new RequestException('Missing required parameters', 400);
             }
 
             $operatorUuid = $matches[1];
@@ -33,7 +33,7 @@
 
             if(!Validate::uuid($operatorUuid))
             {
-                throw new RequestException('Bad Request: Invalid operator UUID', 400);
+                throw new RequestException('Invalid operator UUID', 400);
             }
 
             try
@@ -42,8 +42,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while managing operator\'s permissions: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to manage operator\'s permissions', 500, $e);
+                throw new RequestException('Unable to manage operator\'s permissions', 500, $e);
             }
 
             self::successResponse();
diff --git a/src/FederationServer/Methods/Operators/RefreshOperatorApiKey.php b/src/FederationServer/Methods/Operators/RefreshOperatorApiKey.php
index 869af0d..18d8e7e 100644
--- a/src/FederationServer/Methods/Operators/RefreshOperatorApiKey.php
+++ b/src/FederationServer/Methods/Operators/RefreshOperatorApiKey.php
@@ -25,7 +25,7 @@
                 // Ensure the authenticated operator has permission to refresh other operators' API keys.
                 if($operatorUuid !== $authenticatedOperator->getUuid() && !$authenticatedOperator->canManageOperators())
                 {
-                    throw new RequestException('Unauthorized: Insufficient permissions to refresh other operators API keys', 403);
+                    throw new RequestException('Insufficient permissions to refresh other operators API keys', 403);
                 }
             }
             else
@@ -39,8 +39,7 @@
             }
             catch(DatabaseOperationException $e)
             {
-                Logger::log()->error('Database error while refreshing operator\'s API Key: ' . $e->getMessage(), $e);
-                throw new RequestException('Internal Server Error: Unable to refresh operator\'s API Key', 500, $e);
+                throw new RequestException('Unable to refresh operator\'s API Key', 500, $e);
             }
 
             // Respond with the UUID of the newly created operator.