diff --git a/package-lock.json b/package-lock.json
index 70599fb..92bf195 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -92,6 +92,16 @@
         "@babel/types": "^7.9.6"
       }
     },
+    "bent": {
+      "version": "7.3.9",
+      "resolved": "https://registry.npmjs.org/bent/-/bent-7.3.9.tgz",
+      "integrity": "sha512-CyuIXgoO6UWJaoMtPHkq6JlzNRjCGQqZQeYuO4W5MxY+P0sO1jM3CMYLf16eoga2ozyhVPzXVUxkPw9rz5VNgA==",
+      "requires": {
+        "bytesish": "^0.4.1",
+        "caseless": "~0.12.0",
+        "is-stream": "^2.0.0"
+      }
+    },
     "bn.js": {
       "version": "4.11.9",
       "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.11.9.tgz",
@@ -119,6 +129,16 @@
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     },
+    "bytesish": {
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/bytesish/-/bytesish-0.4.2.tgz",
+      "integrity": "sha512-ym4cXhq28K7uhYZUEOl17LuqsqKSphDsZcfAKmEa/HcCsCqHMQXOiFuWx1OnbktJux/qKK1W9Xt9uU5kLIKypQ=="
+    },
+    "caseless": {
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
+    },
     "character-parser": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/character-parser/-/character-parser-2.2.0.tgz",
@@ -182,6 +202,11 @@
       "resolved": "https://registry.npmjs.org/doctypes/-/doctypes-1.1.0.tgz",
       "integrity": "sha1-6oCxBqh1OHdOijpKWv4pPeSJ4Kk="
     },
+    "dotenv": {
+      "version": "8.2.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-8.2.0.tgz",
+      "integrity": "sha512-8sJ78ElpbDJBHNeBzUbUVLsqKdccaa/BXF1uPTw3GrvQTBgrQrtObr2mUrE38vzYd8cEv+m/JBfDLioYcfXoaw=="
+    },
     "ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -244,6 +269,15 @@
         "vary": "~1.1.2"
       }
     },
+    "express-validator": {
+      "version": "6.6.1",
+      "resolved": "https://registry.npmjs.org/express-validator/-/express-validator-6.6.1.tgz",
+      "integrity": "sha512-+MrZKJ3eGYXkNF9p9Zf7MS7NkPJFg9MDYATU5c80Cf4F62JdLBIjWxy6481tRC0y1NnC9cgOw8FuN364bWaGhA==",
+      "requires": {
+        "lodash": "^4.17.19",
+        "validator": "^13.1.1"
+      }
+    },
     "finalhandler": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.2.tgz",
@@ -335,6 +369,11 @@
         "has-symbols": "^1.0.1"
       }
     },
+    "is-stream": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.0.tgz",
+      "integrity": "sha512-XCoy+WlUr7d1+Z8GgSuXmpuUFC9fOhRXglJMx+dwLKTkL44Cjd4W1Z5P+BQZpr+cR93aGP4S/s7Ftw6Nd/kiEw=="
+    },
     "js-stringify": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/js-stringify/-/js-stringify-1.0.2.tgz",
@@ -1315,6 +1354,11 @@
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       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
+    "validator": {
+      "version": "13.1.1",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.1.1.tgz",
+      "integrity": "sha512-8GfPiwzzRoWTg7OV1zva1KvrSemuMkv07MA9TTl91hfhe+wKrsrgVN4H2QSFd/U/FhiU3iWPYVgvbsOGwhyFWw=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
diff --git a/package.json b/package.json
index 8af4785..21097ee 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,10 @@
   "description": "A modern, secure and privacy-friendly platform to establish your decentralized online identity",
   "main": "index.js",
   "dependencies": {
+    "bent": "^7.3.9",
+    "dotenv": "^8.2.0",
     "express": "^4.17.1",
+    "express-validator": "^6.6.1",
     "jstransformer-markdown-it": "^2.1.0",
     "markdown-it-anchor": "^5.3.0",
     "markdown-it-table-of-contents": "^0.4.4",