JWT Lifetime Checker

is a simple script for checking JWT token expiration. The script will parse a JWT and return the tokens expiration date and how long that is from the present.

Usage:

$python3 main.py
Enter a JWT
Paste in a JWT plz: [enter fresh jwt here]

Use the following format for jwt:

eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyLCJleHAiOjE2MzA1MzEzNzB9.VUf5k9sVYyyqCDU1G-EvRJWIc-zGVFhwiCwO8qlagi4