RFC 7519 · JSON Web Token

JWT
TOOLKIT

Encode · Decode · Inspect
100% client-side
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Paste JWT Token
⚠
Header
—
Payload
— keys
Signature
Registered Claims
No Expiry
🔑

NO TOKEN LOADED

Paste a JWT above or click ⚡ Sample to explore the decoder.

Header
Payload
Signature
Algorithm
symmetric · HMAC
🔑 Secret Key (HMAC signing secret)
Header
HS256
Payload
Quick-add claims below
Quick Add
⚠
Generated Token
🔐

READY TO ENCODE

Edit the Header and Payload, set your secret, then click ⚡ Generate JWT.

Header
Payload
Signed Token