JWT Generator
Sign HS256/384/512 + decode — 100% offline
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Header
HS256
{ "alg": "HS256", "typ": "JWT" }
Algorithm
:
HS256 (HMAC-SHA-256)
HS384 (HMAC-SHA-384)
HS512 (HMAC-SHA-512)
Payload (claims)
{ "sub": "1234567890", "name": "John Doe", "iat": 1700000000, "exp": 1702592000 }
+ iat now
+ exp +1h
+ exp +24h
+ exp +7d
+ iss
+ aud
+ jti
Secret
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Encoded Token
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Encoded Token
Sample
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