Toolbox / Dev Tools

JWT Decoder

Decode token structure with a readable split layout for claims review, expiry checks, and troubleshooting context.

Token Input
Paste a full JWT token (header.payload.signature).

Last action: Awaiting token input

Claim Reference

sub: Subject identifier for the user or service principal.

aud: Intended audience for this token.

iat: Issued-at timestamp (epoch seconds).

exp: Expiration timestamp (epoch seconds).

Decoded Output
Awaiting TokenExpiry N/A
Signature remains encoded by design; header and payload are decoded for inspection.

Header

Decoded JWT header JSON will appear here after you paste a valid token.

Payload

Decoded JWT payload claims will appear here after you paste a valid token.

Signature

The encoded JWT signature segment will appear here.

Validation Snapshot

Algorithm: N/A

Issued At: N/A

Expires: N/A

Audience: N/A