diff --git a/apps/api/.env.example b/apps/api/.env.example
index 84bbf5f8..616f9534 100644
--- a/apps/api/.env.example
+++ b/apps/api/.env.example
@@ -23,10 +23,11 @@ TWITTER_REDIRECT_URI=
 TWITTER_CLIENT_ID=
 TWITTER_CLIENT_SECRET=
 
-# The network name must be the same as the supportedNetworks in blockchain provider
-# but with capital letters and an underscore instead of a space to separate words.
-
-BLOCKCHAIN_SEPOLIA_RPC_URL=
-BLOCKCHAIN_POLYGON_MUMBAI_RPC_URL=
-BLOCKCHAIN_OPTIMISM_SEPOLIA_RPC_URL=
-BLOCKCHAIN_ARBITRUM_SEPOLIA_RPC_URL=
+# The network name must be the same as the blockchainCredentialNetworks in `getSupportedNetworks`
+# in the `@bandada/utils` package but with capital letters and an underscore instead of a space 
+# to separate words.
+
+SEPOLIA_RPC_URL=
+POLYGON_MUMBAI_RPC_URL=
+OPTIMISM_SEPOLIA_RPC_URL=
+ARBITRUM_SEPOLIA_RPC_URL=
diff --git a/apps/api/src/app/credentials/credentials.service.test.ts b/apps/api/src/app/credentials/credentials.service.test.ts
index 57e9175c..b8439a24 100644
--- a/apps/api/src/app/credentials/credentials.service.test.ts
+++ b/apps/api/src/app/credentials/credentials.service.test.ts
@@ -18,7 +18,8 @@ jest.mock("@bandada/utils", () => ({
             logs: ["1"]
         }),
         getGroups: () => []
-    })
+    }),
+    blockchainCredentialNetworks: ["Sepolia"]
 }))
 
 jest.mock("@bandada/credentials", () => ({
diff --git a/apps/api/src/app/credentials/credentials.service.ts b/apps/api/src/app/credentials/credentials.service.ts
index 47d9c4f3..d9ffe496 100644
--- a/apps/api/src/app/credentials/credentials.service.ts
+++ b/apps/api/src/app/credentials/credentials.service.ts
@@ -7,6 +7,7 @@ import {
     Web2Context,
     BlockchainContext
 } from "@bandada/credentials"
+import { blockchainCredentialNetworks } from "@bandada/utils"
 import { id } from "@ethersproject/hash"
 import {
     BadRequestException,
@@ -106,14 +107,21 @@ export class CredentialsService {
 
         if (address) {
             const { network } = JSON.parse(group.credentials).criteria
+
+            if (
+                !blockchainCredentialNetworks.some(
+                    (n) => n.toLowerCase() === network.toLowerCase()
+                )
+            ) {
+                throw new BadRequestException(`The network is not supported`)
+            }
+
             const networkEnvVariableName = (network as string)
                 .split(" ")
                 .join("_")
                 .toUpperCase()
             const web3providerRpcURL =
-                process.env[
-                    `${providerName.toUpperCase()}_${networkEnvVariableName}_RPC_URL`
-                ]
+                process.env[`${networkEnvVariableName}_RPC_URL`]
 
             const jsonRpcProvider = await (
                 provider as BlockchainProvider
diff --git a/apps/dashboard/src/components/new-group-stepper/access-mode-step.tsx b/apps/dashboard/src/components/new-group-stepper/access-mode-step.tsx
index 13c2c311..5e9dcd6c 100644
--- a/apps/dashboard/src/components/new-group-stepper/access-mode-step.tsx
+++ b/apps/dashboard/src/components/new-group-stepper/access-mode-step.tsx
@@ -1,9 +1,5 @@
-import {
-    validators,
-    providers,
-    Provider,
-    BlockchainProvider
-} from "@bandada/credentials"
+import { validators } from "@bandada/credentials"
+import { blockchainCredentialNetworks } from "@bandada/utils"
 import {
     Box,
     Button,
@@ -248,13 +244,7 @@ export default function AccessModeStep({
                                                     })
                                                 }
                                             >
-                                                {(
-                                                    providers.find(
-                                                        (provider: Provider) =>
-                                                            provider.name ===
-                                                            "blockchain"
-                                                    ) as BlockchainProvider
-                                                ).supportedNetworks.map(
+                                                {blockchainCredentialNetworks.map(
                                                     (network: string) => (
                                                         <option value={network}>
                                                             {network}
diff --git a/libs/credentials/src/providers/blockchain/index.ts b/libs/credentials/src/providers/blockchain/index.ts
index bea6b8ea..646d3c92 100644
--- a/libs/credentials/src/providers/blockchain/index.ts
+++ b/libs/credentials/src/providers/blockchain/index.ts
@@ -18,14 +18,7 @@ const provider: BlockchainProvider = {
         const jsonRpcProvider = getJsonRpcProvider(url)
 
         return jsonRpcProvider
-    },
-
-    supportedNetworks: [
-        "Sepolia",
-        "Polygon Mumbai",
-        "Optimism Sepolia",
-        "Arbitrum Sepolia"
-    ]
+    }
 }
 
 export default provider
diff --git a/libs/credentials/src/types/index.ts b/libs/credentials/src/types/index.ts
index 6d12caf2..d138e3ee 100644
--- a/libs/credentials/src/types/index.ts
+++ b/libs/credentials/src/types/index.ts
@@ -57,7 +57,6 @@ export interface Web2Provider extends Provider {
 export interface BlockchainProvider extends Provider {
     getAddress: (message: string, signature: string) => Promise<BigNumberish>
     getJsonRpcProvider: (url: string) => Promise<any>
-    supportedNetworks: string[]
 }
 
 export interface EASProvider extends Provider {
diff --git a/libs/utils/src/getSupportedNetworks.ts b/libs/utils/src/getSupportedNetworks.ts
new file mode 100644
index 00000000..1b57673c
--- /dev/null
+++ b/libs/utils/src/getSupportedNetworks.ts
@@ -0,0 +1,6 @@
+export const blockchainCredentialNetworks: string[] = [
+    "Sepolia",
+    "Polygon Mumbai",
+    "Optimism Sepolia",
+    "Arbitrum Sepolia"
+]
diff --git a/libs/utils/src/index.ts b/libs/utils/src/index.ts
index 1dc172c9..a93a7f95 100644
--- a/libs/utils/src/index.ts
+++ b/libs/utils/src/index.ts
@@ -8,6 +8,7 @@ import getWallet from "./getWallet"
 import getBandadaContract, { BandadaContract } from "./getBandadaContract"
 import request from "./request"
 import shortenAddress from "./shortenAddress"
+import { blockchainCredentialNetworks } from "./getSupportedNetworks"
 
 export * from "./types/index"
 export {
@@ -23,5 +24,6 @@ export {
     CONTRACT_ADDRESSES,
     getContractAddresses,
     SemaphoreABI,
-    BandadaABI
+    BandadaABI,
+    blockchainCredentialNetworks
 }