JWT Validator
Verify an HS256 signature and inspect exp and nbf time claims.
Processing stays in your browser. Supports HS256 only. Checks signature and numeric exp/nbf; issuer, audience, revocation, and application authorization must be checked separately.
How to use the jwt validator
Verify an HS256 signature and inspect exp and nbf time claims. Complete the jwt token, shared secret (at least 32 utf-8 bytes) fields above. Choose Run tool, review the output, then copy or download the result.
Example
Use a token from JWT Signer with the same secret to check its signature.
Good to know
Supports HS256 only. Checks signature and numeric exp/nbf; issuer, audience, revocation, and application authorization must be checked separately.