Question 1

Is the JWT Validator free to use?

Accepted Answer

Yes, the JWT Validator is completely free with no sign-up required.

Question 2

Does my data leave the browser?

Accepted Answer

No. All processing happens locally in your browser. Nothing is sent to a server.

Question 3

What does the JWT Validator do?

Accepted Answer

Free online JWT validator. Verify a JSON Web Token HS256/384/512 signature with your secret and check the exp and nbf claims, with a clear valid or invalid verdict. Private and instant.