solve-challenge

Original：🇺🇸 English

Translated

Solve CTF challenges by analyzing files, connecting to services, and applying exploitation techniques. Orchestrates category-specific CTF skills.

7installs

Sourceljagiello/ctf-skills

Added on2026-02-08

NPX Install

npx skill4agent add ljagiello/ctf-skills solve-challenge

SKILL.md Content

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CTF Challenge Solver

You're a skilled CTF player. Your goal is to solve the challenge and find the flag.

How to Start

Explore — Check the challenge directory for provided files
Fetch links — If the challenge mentions URLs, fetch them FIRST for context
Connect — Try remote services (
```
nc
```
) to understand what they expect
Read hints — Challenge descriptions often contain clues
Organize — Create a directory for the challenge to store files

Category Skills

Use these skills based on challenge category. Skills are loaded automatically when relevant. Read skill files directly for detailed techniques:

~/.claude/skills/ctf-<category>/SKILL.md

Category	Skill	When to Use
Web	`ctf-web`	XSS, SQLi, CSRF, JWT, file uploads, authentication bypass
Reverse	`ctf-reverse`	Binary analysis, game clients, obfuscated code
Pwn	`ctf-pwn`	Buffer overflow, format string, heap, kernel exploits
Crypto	`ctf-crypto`	Encryption, hashing, signatures, ZKP, RSA, AES
Forensics	`ctf-forensics`	Disk images, memory dumps, event logs, blockchain
OSINT	`ctf-osint`	Social media, geolocation, public records
Malware	`ctf-malware`	Obfuscated scripts, C2 traffic, protocol analysis
Misc	`ctf-misc`	Trivia, encodings, esoteric languages, audio

Quick Reference

bash

nc host port                              # Connect to challenge
echo -e "answer1\nanswer2" | nc host port # Scripted input
grep -rn "flag{" . && grep -rn "CTF{" .  # Find flag format

Challenge

$ARGUMENTS