diff --git a/package-lock.json b/package-lock.json
index f1bed96..cf52bc2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,10 +9,10 @@
       "version": "1.3.1",
       "license": "EUPL-1.2",
       "dependencies": {
-        "@i3m/non-repudiation-library": "^2.0.0",
-        "dotenv": "^16.0.0",
-        "express": "^4.17.1",
-        "express-openapi-validator": "^5.0.3",
+        "@i3m/non-repudiation-library": "^2.6.4",
+        "dotenv": "^16.4.5",
+        "express": "^4.19.2",
+        "express-openapi-validator": "^5.3.1",
         "morgan": "^1.10.0"
       },
       "bin": {
@@ -43,14 +43,20 @@
       }
     },
     "node_modules/@apidevtools/json-schema-ref-parser": {
-      "version": "9.0.9",
-      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-9.0.9.tgz",
-      "integrity": "sha512-GBD2Le9w2+lVFoc4vswGI/TjkNIZSVp7+9xPf+X3uidBfWnAeUWmquteSyt0+VCrhNMWj/FTABISQrD3Z/YA+w==",
+      "version": "11.7.0",
+      "resolved": "https://registry.npmjs.org/@apidevtools/json-schema-ref-parser/-/json-schema-ref-parser-11.7.0.tgz",
+      "integrity": "sha512-pRrmXMCwnmrkS3MLgAIW5dXRzeTv6GLjkjb4HmxNnvAKXN1Nfzp4KmGADBQvlVUcqi+a5D+hfGDLLnd5NnYxog==",
+      "license": "MIT",
       "dependencies": {
         "@jsdevtools/ono": "^7.1.3",
-        "@types/json-schema": "^7.0.6",
-        "call-me-maybe": "^1.0.1",
+        "@types/json-schema": "^7.0.15",
         "js-yaml": "^4.1.0"
+      },
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/philsturgeon"
       }
     },
     "node_modules/@apidevtools/openapi-schemas": {
@@ -920,9 +926,10 @@
       "dev": true
     },
     "node_modules/@i3m/non-repudiation-library": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/@i3m/non-repudiation-library/-/non-repudiation-library-2.6.2.tgz",
-      "integrity": "sha512-/KIJbBCM69RK5s2+6MuH6MYznuMwIWZt30BNP8seniZIxYBZgXvvL9Y0YSlKsk5PUNH0mO3kgOjXASlm745UJA==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/@i3m/non-repudiation-library/-/non-repudiation-library-2.6.4.tgz",
+      "integrity": "sha512-yeA7h1qwF+ceOs2evSrqaOG/9Xq+LS5nfualU+/CcmKajdeqtttFHegm0sUhglmJ4GiqoDMWNo0xbp+XchTZMA==",
+      "license": "EUPL-1.2",
       "dependencies": {
         "@apidevtools/openapi-schemas": "^2.1.0",
         "@juanelas/base64": "^1.1.2",
@@ -1089,9 +1096,10 @@
       "dev": true
     },
     "node_modules/@types/json-schema": {
-      "version": "7.0.11",
-      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz",
-      "integrity": "sha512-wOuvG1SN4Us4rez+tylwwwCV1psiNVOkJeM3AUWUNWg/jDQY2+HE/444y5gc+jBmRqASOm2Oeh5c1axHobwRKQ=="
+      "version": "7.0.15",
+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
+      "integrity": "sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==",
+      "license": "MIT"
     },
     "node_modules/@types/json5": {
       "version": "0.0.29",
@@ -1120,9 +1128,10 @@
       }
     },
     "node_modules/@types/multer": {
-      "version": "1.4.7",
-      "resolved": "https://registry.npmjs.org/@types/multer/-/multer-1.4.7.tgz",
-      "integrity": "sha512-/SNsDidUFCvqqcWDwxv2feww/yqhNeTRL5CVoL3jU4Goc4kKEL10T7Eye65ZqPNi4HRx8sAEX59pV1aEH7drNA==",
+      "version": "1.4.12",
+      "resolved": "https://registry.npmjs.org/@types/multer/-/multer-1.4.12.tgz",
+      "integrity": "sha512-pQ2hoqvXiJt2FP9WQVLPRO+AmiIm/ZYkavPlIQnx282u4ZrVdztx0pkh3jjpQt0Kz+YI0YhSG264y08UJKoUQg==",
+      "license": "MIT",
       "dependencies": {
         "@types/express": "*"
       }
@@ -1496,14 +1505,15 @@
       }
     },
     "node_modules/ajv": {
-      "version": "8.12.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.12.0.tgz",
-      "integrity": "sha512-sRu1kpcO9yLtYxBKvqfTeh9KzZEwO3STyX1HT+4CaDzC6HpTGYhIhPIzj9XuKU7KYDwnaeh5hcOwjy1QuJzBPA==",
+      "version": "8.17.1",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.17.1.tgz",
+      "integrity": "sha512-B/gBuNg5SiMTrPkC+A2+cW0RszwxYmn6VYxB/inlBStS5nx6xHIt/ehKRhIMhqusl7a8LjQoZnjCs5vhwxOQ1g==",
+      "license": "MIT",
       "dependencies": {
-        "fast-deep-equal": "^3.1.1",
+        "fast-deep-equal": "^3.1.3",
+        "fast-uri": "^3.0.1",
         "json-schema-traverse": "^1.0.0",
-        "require-from-string": "^2.0.2",
-        "uri-js": "^4.2.2"
+        "require-from-string": "^2.0.2"
       },
       "funding": {
         "type": "github",
@@ -1781,12 +1791,13 @@
       "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
     },
     "node_modules/body-parser": {
-      "version": "1.20.1",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
-      "integrity": "sha512-jWi7abTbYwajOytWCQc37VulmWiRae5RyTpaCyDcS5/lMdtwSz5lOpDE67srw/HYe35f1z3fDQw+3txg7gNtWw==",
+      "version": "1.20.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
+      "integrity": "sha512-ml9pReCu3M61kGlqoTm2umSXTlRTuGTx0bfYj+uIUKKYycG5NtSbeetV3faSU6R7ajOPw0g/J1PvK4qNy7s5bA==",
+      "license": "MIT",
       "dependencies": {
         "bytes": "3.1.2",
-        "content-type": "~1.0.4",
+        "content-type": "~1.0.5",
         "debug": "2.6.9",
         "depd": "2.0.0",
         "destroy": "1.2.0",
@@ -1794,7 +1805,7 @@
         "iconv-lite": "0.4.24",
         "on-finished": "2.4.1",
         "qs": "6.11.0",
-        "raw-body": "2.5.1",
+        "raw-body": "2.5.2",
         "type-is": "~1.6.18",
         "unpipe": "1.0.0"
       },
@@ -1807,6 +1818,7 @@
       "version": "2.6.9",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
       "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "license": "MIT",
       "dependencies": {
         "ms": "2.0.0"
       }
@@ -1814,12 +1826,14 @@
     "node_modules/body-parser/node_modules/ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-      "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="
+      "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
+      "license": "MIT"
     },
     "node_modules/body-parser/node_modules/qs": {
       "version": "6.11.0",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.11.0.tgz",
       "integrity": "sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==",
+      "license": "BSD-3-Clause",
       "dependencies": {
         "side-channel": "^1.0.4"
       },
@@ -1918,6 +1932,7 @@
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
       "integrity": "sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==",
+      "license": "MIT",
       "engines": {
         "node": ">= 0.8"
       }
@@ -1934,11 +1949,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/call-me-maybe": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/call-me-maybe/-/call-me-maybe-1.0.2.tgz",
-      "integrity": "sha512-HpX65o1Hnr9HH25ojC1YGs7HCQLq0GCOibSaWER0eNpgJ/Z1MZv2mTc7+xh6WOPxbRVcmgbv4hGU+uSQ/2xFZQ=="
-    },
     "node_modules/callsites": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -2156,9 +2166,10 @@
       }
     },
     "node_modules/cookie": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.5.0.tgz",
-      "integrity": "sha512-YZ3GUyn/o8gfKJlnlX7g7xq4gyO6OSuhGPKaaGssGB2qgDUS0gPgtTvoyZLTt9Ab6dC4hfc9dV5arkvc/OCmrw==",
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.6.0.tgz",
+      "integrity": "sha512-U71cyTamuh1CRNCfpGY6to28lxvNwPG4Guz/EVjgf3Jmzv0vlDp1atT9eS5dDjMYHucpHbWns6Lwf3BKz6svdw==",
+      "license": "MIT",
       "engines": {
         "node": ">= 0.6"
       }
@@ -2342,11 +2353,15 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "16.0.3",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.3.tgz",
-      "integrity": "sha512-7GO6HghkA5fYG9TYnNxi14/7K9f5occMlp3zXAuSxn7CKCxt9xbNWG7yF8hTCSUchlfWSe3uLmlPfigevRItzQ==",
+      "version": "16.4.5",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.5.tgz",
+      "integrity": "sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==",
+      "license": "BSD-2-Clause",
       "engines": {
         "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
       }
     },
     "node_modules/dtsgenerator": {
@@ -3317,16 +3332,17 @@
       }
     },
     "node_modules/express": {
-      "version": "4.18.2",
-      "resolved": "https://registry.npmjs.org/express/-/express-4.18.2.tgz",
-      "integrity": "sha512-5/PsL6iGPdfQ/lKM1UuielYgv3BUoJfz1aUwU9vHZ+J7gyvwdQXFEBIEIaxeGf0GIcreATNyBExtalisDbuMqQ==",
+      "version": "4.19.2",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.19.2.tgz",
+      "integrity": "sha512-5T6nhjsT+EOMzuck8JjBHARTHfMht0POzlA60WV2pMD3gyXw2LZnZ+ueGdNxG+0calOJcWKbpFcuzLZ91YWq9Q==",
+      "license": "MIT",
       "dependencies": {
         "accepts": "~1.3.8",
         "array-flatten": "1.1.1",
-        "body-parser": "1.20.1",
+        "body-parser": "1.20.2",
         "content-disposition": "0.5.4",
         "content-type": "~1.0.4",
-        "cookie": "0.5.0",
+        "cookie": "0.6.0",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
         "depd": "2.0.0",
@@ -3358,30 +3374,34 @@
       }
     },
     "node_modules/express-openapi-validator": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/express-openapi-validator/-/express-openapi-validator-5.0.3.tgz",
-      "integrity": "sha512-ZCNMSlkjdgVzmZKsAs/dgDb3F69S7Q0JeT9EuKWd2VJOKgsWmlcA7P6dwouH6SHcLYn14XvyHEktmW3APmKboQ==",
-      "dependencies": {
-        "@types/multer": "^1.4.7",
-        "ajv": "^8.11.2",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/express-openapi-validator/-/express-openapi-validator-5.3.1.tgz",
+      "integrity": "sha512-Mlo3N1yvaZJlIs/nX0ig4xSu4g1CmLK/InRuqrXPmiqijfHa5qx/5ng92kq2dfTKd77XE7e9sPJqkI79asqNlQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@apidevtools/json-schema-ref-parser": "^11.6.4",
+        "@types/multer": "^1.4.11",
+        "ajv": "^8.15.0",
         "ajv-draft-04": "^1.0.0",
         "ajv-formats": "^2.1.1",
         "content-type": "^1.0.5",
-        "json-schema-ref-parser": "^9.0.9",
+        "json-schema-traverse": "^1.0.0",
         "lodash.clonedeep": "^4.5.0",
         "lodash.get": "^4.4.2",
-        "lodash.uniq": "^4.5.0",
-        "lodash.zipobject": "^4.1.3",
         "media-typer": "^1.1.0",
         "multer": "^1.4.5-lts.1",
         "ono": "^7.1.3",
-        "path-to-regexp": "^6.2.0"
+        "path-to-regexp": "^6.2.2"
+      },
+      "peerDependencies": {
+        "express": "*"
       }
     },
     "node_modules/express-openapi-validator/node_modules/path-to-regexp": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-6.2.1.tgz",
-      "integrity": "sha512-JLyh7xT1kizaEvcaXOQwOc2/Yhw6KZOvPf1S8401UyLk86CU79LN3vl7ztXGm/pZ+YjoyAJ4rxmHwbkBXJX+yw=="
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-6.3.0.tgz",
+      "integrity": "sha512-Yhpw4T9C6hPpgPeA28us07OJeqZ5EzQTkbfwuhsUg0c237RomFoETJgmp2sa3F/41gfLE6G5cqcYwznmeEeOlQ==",
+      "license": "MIT"
     },
     "node_modules/express/node_modules/debug": {
       "version": "2.6.9",
@@ -3449,6 +3469,12 @@
       "integrity": "sha512-DCXu6Ifhqcks7TZKY3Hxp3y6qphY5SJZmrWMDrKcERSOXWQdMhU9Ig/PYrzyw/ul9jOIyh0N4M0tbC5hodg8dw==",
       "dev": true
     },
+    "node_modules/fast-uri": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/fast-uri/-/fast-uri-3.0.1.tgz",
+      "integrity": "sha512-MWipKbbYiYI0UC7cl8m/i/IWTqfC8YXsqjzybjddLsFjStroQzsHXkc73JutMvBiXmOvapk+axIl79ig5t55Bw==",
+      "license": "MIT"
+    },
     "node_modules/fastq": {
       "version": "1.15.0",
       "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.15.0.tgz",
@@ -4022,6 +4048,7 @@
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
       "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
+      "license": "MIT",
       "dependencies": {
         "safer-buffer": ">= 2.1.2 < 3"
       },
@@ -4462,18 +4489,6 @@
       "integrity": "sha512-mrqyZKfX5EhL7hvqcV6WG1yYjnjeuYDzDhhcAAUrq8Po85NBQBJP+ZDUT75qZQ98IkUoBqdkExkukOU7Ts2wrw==",
       "dev": true
     },
-    "node_modules/json-schema-ref-parser": {
-      "version": "9.0.9",
-      "resolved": "https://registry.npmjs.org/json-schema-ref-parser/-/json-schema-ref-parser-9.0.9.tgz",
-      "integrity": "sha512-qcP2lmGy+JUoQJ4DOQeLaZDqH9qSkeGCK3suKWxJXS82dg728Mn3j97azDMaOUmJAN4uCq91LdPx4K7E8F1a7Q==",
-      "deprecated": "Please switch to @apidevtools/json-schema-ref-parser",
-      "dependencies": {
-        "@apidevtools/json-schema-ref-parser": "9.0.9"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/json-schema-traverse": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-1.0.0.tgz",
@@ -4574,16 +4589,6 @@
       "integrity": "sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==",
       "dev": true
     },
-    "node_modules/lodash.uniq": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz",
-      "integrity": "sha512-xfBaXQd9ryd9dlSDvnvI0lvxfLJlYAZzXomUYzLKtUeOQvOP5piqAWuGtrhWeqaXK9hhoM/iyJc5AV+XfsX3HQ=="
-    },
-    "node_modules/lodash.zipobject": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/lodash.zipobject/-/lodash.zipobject-4.1.3.tgz",
-      "integrity": "sha512-A9SzX4hMKWS25MyalwcOnNoplyHbkNVsjidhTp8ru0Sj23wY9GWBKS8gAIGDSAqeWjIjvE4KBEl24XXAs+v4wQ=="
-    },
     "node_modules/log-symbols": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.1.0.tgz",
@@ -5638,6 +5643,7 @@
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.0.tgz",
       "integrity": "sha512-rRV+zQD8tVFys26lAGR9WUuS4iUAngJScM+ZRSKtvl5tKeZ2t5bvdNFdNHBW9FWR4guGHlgmsZ1G7BSm2wTbuA==",
+      "dev": true,
       "engines": {
         "node": ">=6"
       }
@@ -5695,9 +5701,10 @@
       }
     },
     "node_modules/raw-body": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.1.tgz",
-      "integrity": "sha512-qqJBtEyVgS0ZmPGdCFPWJ3FreoqvG4MVQln/kCgF7Olq95IbOp0/BWyMwbdtn4VTvkM8Y7khCQ2Xgk/tcrCXig==",
+      "version": "2.5.2",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.2.tgz",
+      "integrity": "sha512-8zGqypfENjCIqGhgXToC8aB2r7YrBX+AQAfIPs/Mlk+BtPTztOvTS01NRW/3Eh60J+a48lt8qsCzirQ6loCVfA==",
+      "license": "MIT",
       "dependencies": {
         "bytes": "3.1.2",
         "http-errors": "2.0.0",
@@ -5960,7 +5967,8 @@
     "node_modules/safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
+      "license": "MIT"
     },
     "node_modules/scrypt-js": {
       "version": "3.0.1",
@@ -6745,6 +6753,7 @@
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
       "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "dev": true,
       "dependencies": {
         "punycode": "^2.1.0"
       }
diff --git a/package.json b/package.json
index d143e13..faac25e 100644
--- a/package.json
+++ b/package.json
@@ -91,10 +91,10 @@
     "typescript": "^5.0.4"
   },
   "dependencies": {
-    "@i3m/non-repudiation-library": "^2.0.0",
-    "dotenv": "^16.0.0",
-    "express": "^4.17.1",
-    "express-openapi-validator": "^5.0.3",
+    "@i3m/non-repudiation-library": "^2.6.4",
+    "dotenv": "^16.4.5",
+    "express": "^4.19.2",
+    "express-openapi-validator": "^5.3.1",
     "morgan": "^1.10.0"
   }
 }