js-reverse-automation

Automate JavaScript reverse engineering via MCP browser connection and generate JSRPC, Flask proxy, and Burp autoDecoder code.

543|79|Updated Jan 30, 2026
One-click install
npx skills add https://github.com/Fausto-404/js-reverse-automation--skill --skill js-reverse-automation
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: js-reverse-automation
Source: https://github.com/Fausto-404/js-reverse-automation--skill/tree/main/js-reverse-automation
Command: npx skills add https://github.com/Fausto-404/js-reverse-automation--skill --skill js-reverse-automation

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill automates the complex and time-consuming process of reverse-engineering JavaScript encryption and signature logic, significantly speeding up the analysis of front-end security mechanisms.

Core Features & Use Cases

  • Automated JS Environment Setup: Connects to a real browser via MCP to set up a controlled JS environment.
  • Signature/Encryption Function Discovery: Automatically locates the entry points for sign, enc, or token generation functions.
  • Code Generation: Generates JSRPC code for injection, Flask proxy code for local serving, and Burp autoDecoder configurations for seamless integration.
  • Use Case: Quickly reverse engineer the signature parameter for a web API without manual setup, generating all necessary code to integrate with Burp Suite for further analysis.

Quick Start

Use the js-reverse-automation skill to analyze the signature logic for the target URL 'https://example.com'.

Frequently Asked Questions about js-reverse-automation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I automate JavaScript reverse engineering for web API encryption parameters?

Automating JavaScript reverse engineering involves connecting to a real browser via MCP to locate signature or encryption function entry points. This Skill automatically discovers token generation functions and generates reusable code to eliminate manual setup.

How does automated JS signature function discovery work with a real browser environment?

Automated JS signature function discovery works by connecting to a live browser environment via MCP. It automatically identifies entry points for sign, enc, or token generation functions within the target web application's front-end security mechanisms.

Can I generate JSRPC code and Burp Suite autoDecoder configurations automatically?

Yes, you can generate JSRPC code for injection, Flask proxy code for local serving, and Burp Suite autoDecoder configurations automatically. This generates a complete end-to-end toolchain for seamless security analysis integration.

What's the best way to set up a controlled JS environment for signature analysis?

The best way to set up a controlled JS environment for signature analysis is using MCP to connect to a real browser. This establishes a controlled execution environment for safely reverse engineering JavaScript encryption and signature logic.

Does this approach support generating a Flask proxy for local serving during reverse engineering?

Yes, this approach supports generating a Flask proxy for local serving during reverse engineering. The generated Flask proxy code works alongside JSRPC injection code and Burp Suite configurations to provide a complete analysis toolchain.

Why do I need to connect to a real browser when reverse engineering JavaScript encryption?

You need to connect to a real browser when reverse engineering JavaScript encryption to accurately locate signature and encryption function entry points. A live browser environment ensures the discovered token generation logic matches the production web application.