JWT Decoder & Encoder

Generate, Decode and mess with JSON Web Tokens

Re-Encoded JWT (Header.Payload.Signature)

Original Encoded JWT

Header

Select Algorithm for Signing

Payload

Signature

Secret Key / Private Key (Used for Signing/Verification)

Note: If a secret key is provided and the algorithm is HS256, the signature segment below will be automatically generated.

Signature Segment (Base64URL)