Tools

JWT Decoder

Decode JWT tokens to inspect header, payload, and expiry

JWT Token
0 chars1 parts
Paste a JWT token to decode it...

Header

Contains the token type and signing algorithm. Always Base64url-encoded JSON.

Payload

Contains claims about the entity (user) and metadata. Registered claims include iss, sub, exp, iat.

Signature

Verifies the token hasn't been tampered with. Created using the header, payload, and a secret key.

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