JWT Cracker - Simple HS256 JWT token brute force cracker.

Overview

JWT Cracker is a Simple HS256 JWT token brute force cracker.

 

How to get this tool

To use this tool, please use a method listed below.

In a Linux (Debian OS), run the following command(s).

npm install --global jwt-cracker

 

Download directly from the following link:

 

How to execute

jwt-cracker <token> <alphabet> <maxLength>

 

Where:

  • token: the full HS256 JWT token string to crack
  • alphabet: the alphabet to use for the brute force (default: "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")
  • maxLength: the max length of the string generated during the brute force (default: 12)

 

References:

 

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Next steps:

 

This article was contributed by Jason Jacobs from Guyana. Jason is a member of the Caribbean CSPA.

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