🔐 JWT Generator
Encode and decode JSON Web Tokens with custom claims
Encode
Decode
Header
Payload
Signature
Algorithm
HS256 (HMAC SHA-256)
HS384 (HMAC SHA-384)
HS512 (HMAC SHA-512)
Secret Key
Payload (Claims)
{ "sub": "1234567890", "name": "John Doe", "email": "john@example.com", "iat": 1709330400, "exp": 1709416800, "role": "admin", "permissions": ["read", "write", "delete"] }
⚡ Generate JWT
⏱️ Add iat/exp
📋 Copy Token
Generated Token
JWT Token
eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiZW1haWwiOiJqb2huQGV4YW1wbGUuY29tIiwiaWF0IjoxNzA5MzMwNDAwLCJleHAiOjE3MDk0MTY4MDAsInJvbGUiOiJhZG1pbiJ9.placeholder-signature
🔓 Decode
🗑️ Clear
Header
Payload
Signature (Base64)
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