JWT Encoder

Generate a secure JWT (HS256) from header, payload and secret. 









What is this tool?




This tool generates a secure JSON Web Token (JWT) using the HS256 algorithm.
It encodes a header and payload, then signs the token using a secret key.





How to use this tool



    


  1. Enter a valid JSON header.
    2. 

  2. Enter a valid JSON payload.
    3. 

  3. Enter a secret key.
    4. 

  4. Click "Generate JWT".
    5. 






Example



Header:
{ "alg": "HS256", "typ": "JWT" }

Payload:
{ "userId": 123 }




Example output:



eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...




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