Verify TokenId  

Lightweight zero dependency library to verify Firebase ID Token in Cloudflare Workers.

Usage/Examples

Verify ID Token

import { verifyTokenId } from "@codehelios/verify-tokenid";

const { isValid, decoded, error } = await verifyTokenId(tokenId, "https://securetoken.google.com/<projectId>", "<projectId>");

API Reference

Verify ID Token

Verifies Firebase ID Token and returns object containing { isValid, decoded, error }

  verifyTokenId(token, issure, audience)

Arguments

| Parameter | Type | Description | | :-------- | :------- | :-------------------------------- | | token | string | Required. Firebase ID Token | | issure | string | Required. Must be "https://securetoken.google.com/", where is the same project ID used for aud above. | | audience | string | Required. Must be your Firebase project ID, the unique identifier for your Firebase project, which can be found in the URL of that project's console. |

Returns

object containing { isValid, decoded, error }

| Property | Type | Description | | :-------- | :------- | :-------------------------------- | | isValid | boolen | Indicates whether given Firebase ID Token is valid or not | | decoded | object or null | If ID Token is valid this will be decoded JWT Object { header, payload } | | error | string or null | If isValid is false then this will be error message saying why isValid is false otherwise null |

License

MIT

Authors

• @codehelios
• @pyshivam

Acknowledgements

• Verify ID Token
• JWT Verification Library