jwt-hack ☆
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Description:
JSON Web Token Hack Toolkit
Type: Formula  |  Latest Version: 2.4.0@0  |  Tracked Since: Oct 26, 2025
Links: Homepage  |  formulae.brew.sh
Category: Security
Tags: jwt security pentesting authentication cli
Install: brew install jwt-hack
About:
jwt-hack is a command-line utility designed to test and analyze JSON Web Tokens. It provides functionality for decoding, encoding, and verifying JWTs, making it useful for security assessments. The tool helps identify common vulnerabilities and misconfigurations in JWT implementations.
Key Features:
  • JWT decoding and encoding
  • Signature verification testing
  • Algorithm brute-forcing capabilities
  • Claims inspection and manipulation
Use Cases:
  • Security auditing of JWT-based authentication systems
  • Testing token validation logic during penetration testing
  • Debugging JWT generation and parsing issues
Alternatives:
  • jwt_tool – jwt_tool offers similar functionality with additional attack vectors like kid injection
  • jwt.io – jwt.io provides a web-based interface, while jwt-hack is CLI-focused
Version History
Detected Version Rev Change Commit
Oct 26, 2025 10:00pm 0 VERSION_BUMP 6cfcd126
Oct 26, 2025 1:18pm 0 VERSION_BUMP 2aa78153
Sep 13, 2025 6:45am 0 VERSION_BUMP 92185092
Sep 13, 2025 3:38am 0 VERSION_BUMP fb346aab
Sep 12, 2025 7:39pm 0 VERSION_BUMP 111a737e
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