JWT Token Generator & Decoder

Generate, decode, and verify JSON Web Tokens (JWT). Perfect for authentication and secure data transmission.

Token Configuration
Configure your JWT token settings
JWT Information

Standard Claims

  • iss (issuer): Identifies the principal that issued the JWT
  • sub (subject): Identifies the principal that is the subject of the JWT
  • aud (audience): Identifies the recipients that the JWT is intended for
  • exp (expiration time): Time after which the JWT expires
  • nbf (not before): Time before which the JWT must not be accepted
  • iat (issued at): Time at which the JWT was issued
  • jti (JWT ID): Unique identifier for the JWT

Security Notes

  • Never expose your secret key in client-side code
  • Use strong, randomly generated secrets for production
  • Always verify JWT signatures on the server side
  • Set appropriate expiration times for your use case
  • Consider using RSA algorithms for public/private key scenarios