diff --git a/dht-node/package.json b/dht-node/package.json
index 4c6868784..1869cc145 100644
--- a/dht-node/package.json
+++ b/dht-node/package.json
@@ -20,6 +20,7 @@
     "cross-env": "^7.0.3",
     "dotenv": "10.0.0",
     "gradido-database": "file:../database",
+    "joi": "^17.13.3",
     "log4js": "^6.7.1",
     "nodemon": "^2.0.20",
     "tsconfig-paths": "^4.1.2",
@@ -29,6 +30,7 @@
     "@eslint-community/eslint-plugin-eslint-comments": "^3.2.1",
     "@types/dotenv": "^8.2.0",
     "@types/jest": "^27.0.2",
+    "@types/joi": "^17.2.3",
     "@types/node": "^18.11.18",
     "@types/uuid": "^8.3.4",
     "@typescript-eslint/eslint-plugin": "^5.57.1",
@@ -43,6 +45,7 @@
     "eslint-plugin-prettier": "^4.2.1",
     "eslint-plugin-promise": "^6.1.1",
     "eslint-plugin-security": "^1.7.1",
+    "gradido-config": "../config",
     "jest": "^27.2.4",
     "prettier": "^2.8.7",
     "ts-jest": "^27.0.5",
diff --git a/dht-node/src/config/index.ts b/dht-node/src/config/index.ts
index 70ec452bf..a711afbbf 100644
--- a/dht-node/src/config/index.ts
+++ b/dht-node/src/config/index.ts
@@ -1,18 +1,18 @@
 /* eslint-disable n/no-process-env */
+import { latestDbVersion } from '@dbTools/config/detectLastDBVersion'
 import dotenv from 'dotenv'
 
+import { validate } from 'gradido-config'
+
+import { schema } from './schema'
+
 dotenv.config()
 
 const constants = {
-  DB_VERSION: '0087-add_index_on_user_roles',
+  DB_VERSION: latestDbVersion,
   LOG4JS_CONFIG: 'log4js-config.json',
   // default log level on production should be info
   LOG_LEVEL: process.env.LOG_LEVEL ?? 'info',
-  CONFIG_VERSION: {
-    DEFAULT: 'DEFAULT',
-    EXPECTED: 'v4.2024-01-17',
-    CURRENT: '',
-  },
 }
 
 const server = {
@@ -46,18 +46,6 @@ const federation = {
   FEDERATION_COMMUNITY_APIS: process.env.FEDERATION_COMMUNITY_APIS ?? '1_0',
 }
 
-// Check config version
-constants.CONFIG_VERSION.CURRENT = process.env.CONFIG_VERSION ?? constants.CONFIG_VERSION.DEFAULT
-if (
-  ![constants.CONFIG_VERSION.EXPECTED, constants.CONFIG_VERSION.DEFAULT].includes(
-    constants.CONFIG_VERSION.CURRENT,
-  )
-) {
-  throw new Error(
-    `Fatal: Config Version incorrect - expected "${constants.CONFIG_VERSION.EXPECTED}" or "${constants.CONFIG_VERSION.DEFAULT}", but found "${constants.CONFIG_VERSION.CURRENT}"`,
-  )
-}
-
 export const CONFIG = {
   ...constants,
   ...server,
@@ -65,3 +53,4 @@ export const CONFIG = {
   ...community,
   ...federation,
 }
+validate(schema, CONFIG)
diff --git a/dht-node/src/config/schema.ts b/dht-node/src/config/schema.ts
new file mode 100644
index 000000000..28e09fca4
--- /dev/null
+++ b/dht-node/src/config/schema.ts
@@ -0,0 +1,64 @@
+import {
+  COMMUNITY_NAME,
+  COMMUNITY_DESCRIPTION,
+  DB_DATABASE,
+  DB_HOST,
+  DB_PASSWORD,
+  DB_PORT,
+  DB_USER,
+  DB_VERSION,
+  LOG4JS_CONFIG,
+  LOG_LEVEL,
+  NODE_ENV,
+  PRODUCTION,
+  TYPEORM_LOGGING_RELATIVE_PATH,
+} from 'gradido-config'
+import Joi from 'joi'
+
+export const schema = Joi.object({
+  COMMUNITY_NAME,
+  COMMUNITY_DESCRIPTION,
+  DB_DATABASE,
+  DB_HOST,
+  DB_PASSWORD,
+  DB_PORT,
+  DB_USER,
+  DB_VERSION,
+  LOG4JS_CONFIG,
+  LOG_LEVEL,
+  NODE_ENV,
+  PRODUCTION,
+  TYPEORM_LOGGING_RELATIVE_PATH,
+
+  FEDERATION_DHT_TOPIC: Joi.string()
+    .default('GRADIDO_HUB')
+    .description('The topic for the DHT (Distributed Hash Table), defaults to GRADIDO_HUB')
+    .required(),
+
+  FEDERATION_DHT_SEED: Joi.string()
+    .when('NODE_ENV', {
+      is: 'development',
+      then: Joi.allow(null), // Allow empty for development
+      otherwise: Joi.string()
+        .hex()
+        .length(64)
+        .message('need to be valid hex with 64 character')
+        .required(), // Valid hex and 64 characters for other environments
+    })
+    .description(
+      'Seed for libsodium crypto_sign_seed_keypair. Valid hex with 64 characters in production',
+    )
+    .default(''), // Default to empty string
+
+  FEDERATION_COMMUNITY_URL: Joi.string()
+    .uri({ scheme: ['http', 'https'] })
+    .default(Joi.ref('COMMUNITY_URL'))
+    .description('Community URL for federation, defaults to COMMUNITY_URL')
+    .required(),
+
+  FEDERATION_COMMUNITY_APIS: Joi.string()
+    .valid('1_0', '2_0')
+    .default('1_0')
+    .description('Federation community API version, defaults to 1_0')
+    .required(),
+})
diff --git a/dht-node/yarn.lock b/dht-node/yarn.lock
index 4bf9fa916..b4292a644 100644
--- a/dht-node/yarn.lock
+++ b/dht-node/yarn.lock
@@ -345,6 +345,18 @@
   resolved "https://registry.yarnpkg.com/@eslint/js/-/js-8.42.0.tgz#484a1d638de2911e6f5a30c12f49c7e4a3270fb6"
   integrity sha512-6SWlXpWU5AvId8Ac7zjzmIOqMOba/JWY8XZ4A7q7Gn1Vlfg/SFFIlrtHXt9nPn4op9ZPAkl91Jao+QQv3r/ukw==
 
+"@hapi/hoek@^9.0.0", "@hapi/hoek@^9.3.0":
+  version "9.3.0"
+  resolved "https://registry.yarnpkg.com/@hapi/hoek/-/hoek-9.3.0.tgz#8368869dcb735be2e7f5cb7647de78e167a251fb"
+  integrity sha512-/c6rf4UJlmHlC9b5BaNvzAcFv7HZ2QHaV0D4/HNlBdvFnvQq8RI4kYdhyPCl7Xj+oWvTWQ8ujhqS53LIgAe6KQ==
+
+"@hapi/topo@^5.1.0":
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/@hapi/topo/-/topo-5.1.0.tgz#dc448e332c6c6e37a4dc02fd84ba8d44b9afb012"
+  integrity sha512-foQZKJig7Ob0BMAYBfcJk8d77QtOe7Wo4ox7ff1lQYoNNAb6jwcY1ncdoy2e9wQZzvNy7ODZCYJkK8kzmcAnAg==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+
 "@humanwhocodes/config-array@^0.11.10":
   version "0.11.10"
   resolved "https://registry.yarnpkg.com/@humanwhocodes/config-array/-/config-array-0.11.10.tgz#5a3ffe32cc9306365fb3fd572596cd602d5e12d2"
@@ -665,6 +677,23 @@
     picocolors "^1.0.0"
     tslib "^2.5.0"
 
+"@sideway/address@^4.1.5":
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/@sideway/address/-/address-4.1.5.tgz#4bc149a0076623ced99ca8208ba780d65a99b9d5"
+  integrity sha512-IqO/DUQHUkPeixNQ8n0JA6102hT9CmaljNTPmQ1u8MEhBo/R4Q8eKLN/vGZxuebwOroDB4cbpjheD4+/sKFK4Q==
+  dependencies:
+    "@hapi/hoek" "^9.0.0"
+
+"@sideway/formula@^3.0.1":
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/@sideway/formula/-/formula-3.0.1.tgz#80fcbcbaf7ce031e0ef2dd29b1bfc7c3f583611f"
+  integrity sha512-/poHZJJVjx3L+zVD6g9KgHfYnb443oi7wLu/XKojDviHy6HOEOA6z1Trk5aR1dGcmPenJEgb2sK2I80LeS3MIg==
+
+"@sideway/pinpoint@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@sideway/pinpoint/-/pinpoint-2.0.0.tgz#cff8ffadc372ad29fd3f78277aeb29e632cc70df"
+  integrity sha512-RNiOoTPkptFtSVzQevY/yWtZwf/RxyVnPy/OcA9HBM3MlGDnBEYL5B41H0MTn0Uec8Hi+2qUtTfG2WWZBmMejQ==
+
 "@sinonjs/commons@^1.7.0":
   version "1.8.6"
   resolved "https://registry.yarnpkg.com/@sinonjs/commons/-/commons-1.8.6.tgz#80c516a4dc264c2a69115e7578d62581ff455ed9"
@@ -783,6 +812,13 @@
     jest-matcher-utils "^27.0.0"
     pretty-format "^27.0.0"
 
+"@types/joi@^17.2.3":
+  version "17.2.3"
+  resolved "https://registry.yarnpkg.com/@types/joi/-/joi-17.2.3.tgz#b7768ed9d84f1ebd393328b9f97c1cf3d2b94798"
+  integrity sha512-dGjs/lhrWOa+eO0HwgxCSnDm5eMGCsXuvLglMghJq32F6q5LyyNuXb41DHzrg501CKNOSSAHmfB7FDGeUnDmzw==
+  dependencies:
+    joi "*"
+
 "@types/json-schema@^7.0.9":
   version "7.0.11"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.11.tgz#d421b6c527a3037f7c84433fd2c4229e016863d3"
@@ -2393,8 +2429,13 @@ graceful-fs@^4.2.4:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.11.tgz#4183e4e8bf08bb6e05bbb2f7d2e0c8f712ca40e3"
   integrity sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==
 
+gradido-config@../config:
+  version "1.0.0"
+  dependencies:
+    joi "^17.13.3"
+
 "gradido-database@file:../database":
-  version "2.2.1"
+  version "2.4.1"
   dependencies:
     "@types/uuid" "^8.3.4"
     cross-env "^7.0.3"
@@ -3226,6 +3267,17 @@ jest@^27.2.4:
     import-local "^3.0.2"
     jest-cli "^27.5.1"
 
+joi@*, joi@^17.13.3:
+  version "17.13.3"
+  resolved "https://registry.yarnpkg.com/joi/-/joi-17.13.3.tgz#0f5cc1169c999b30d344366d384b12d92558bcec"
+  integrity sha512-otDA4ldcIx+ZXsKHWmp0YizCweVRZG96J10b0FevjfuncLO1oX59THoAmHkNubYJ+9gWsYsp5k8v4ib6oDv1fA==
+  dependencies:
+    "@hapi/hoek" "^9.3.0"
+    "@hapi/topo" "^5.1.0"
+    "@sideway/address" "^4.1.5"
+    "@sideway/formula" "^3.0.1"
+    "@sideway/pinpoint" "^2.0.0"
+
 js-tokens@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"