JWT Encoder/Decoder

What is JWT?

JWT (JSON Web Token) is an open standard for securely transmitting information between parties as a JSON object. It's commonly used for authentication and information exchange.

When to Use

  • Authentication and authorization in web applications
  • Secure information exchange between parties
  • Single Sign-On (SSO) implementations
  • Stateless authentication for RESTful APIs

How to Use

  1. Choose 'Encode' or 'Decode' mode
  2. For encoding, enter the header, payload, and secret
  3. For decoding, enter the JWT token
  4. Click the 'Encode JWT' or 'Decode JWT' button
  5. View the result in the output field