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JWT Decoder / Encoder
Decode any JWT instantly · Inspect header & payload · Check expiry · Sign new tokens
Decode
Encode / Sign
Paste JWT Token
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Token Parts
Header
(red)
Payload
(purple)
Signature
(green)
Decoded Header
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Decoded Payload
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Header
Algorithm
HS256 (HMAC SHA-256)
HS512 (HMAC SHA-512)
Header JSON
{"alg":"HS256","typ":"JWT"}
Payload
{ "sub": "1234567890", "name": "John Doe", "iat": 1516239022, "exp": 9999999999 }
Secret Key
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Random Secret
Generated JWT
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