Instructions
JWT decoder
How to use
Paste the whole token. A leading "Bearer" is fine.
Paste the whole token. A leading "Bearer" is fine.
Supported input
Two or three Base64URL parts separated by dots. The token is not sent off this device.
Input example
eyJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIxMjMifQ.x
Result example
{ "alg": "HS256" } · { "sub": "123" }Troubleshooting
Nothing is produced for empty input. Split very long text into parts.
Limitations
The signature is not verified: a readable payload does not prove the token is genuine. Encrypted JWE tokens cannot be read.
How it works
Decodes the header and payload of a JWT to JSON and reads its issue and expiry times. Two or three Base64URL parts separated by dots. The token is not sent off this device.
Units & precision
Two or three Base64URL parts separated by dots. The token is not sent off this device.