# Protocol Reverse Engineering

> Master network protocol reverse engineering including packet analysis, protocol dissection, and custom protocol documentation. Use when analyzing network traffic, understanding proprietary protocol...

- Skill: `rootcastleco/protocol-reverse-engineering` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds add rootcastleco/protocol-reverse-engineering`
- Raw SKILL.md: https://api.skillmd.com/api/skills/rootcastleco/protocol-reverse-engineering/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Docs & Writing
- Author: rootcastleco (https://skillmd.com/u/rootcastleco)
- Updated: 2026-09-08
- Page: https://skillmd.com/skills/rootcastleco/protocol-reverse-engineering

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# Protocol Reverse Engineering

Comprehensive techniques for capturing, analyzing, and documenting network protocols for security research, interoperability, and debugging.

## Use this skill when

- Working on protocol reverse engineering tasks or workflows
- Needing guidance, best practices, or checklists for protocol reverse engineering

## Do not use this skill when

- The task is unrelated to protocol reverse engineering
- You need a different domain or tool outside this scope

## Instructions

- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open `resources/implementation-playbook.md`.

## Resources

- `resources/implementation-playbook.md` for detailed patterns and examples.

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> 🏰 **Rei Skills** — Curated by [Rootcastle Engineering & Innovation](https://www.rootcastle.com) | Batuhan Ayrıbaş  
> Engineering Beyond Boundaries | admin@rootcastle.com