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Skills

The Largest Open-Source Cybersecurity Skills Library for AI Agents

754 structured cybersecurity skills · 26 security domains · 5 framework mappings · 26+ AI platforms

Anthropic Cybersecurity Skills Banner
🚀 Get Started 📚 Explore Features ⚡ Quick Start

Why This Exists

The cybersecurity workforce gap hit 4.8 million unfilled roles globally in 2024. AI agents can help close that gap — but only if they have structured domain knowledge to work from.

🔐

754 Production-Grade Skills

Structured cybersecurity skills following the agentskills.io standard, built from real practitioner workflows.

🎯

5 Framework Mappings

Every skill mapped to MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, MITRE D3FEND, and NIST AI RMF.

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26 Security Domains

Covers everything from Cloud Security to Ransomware Defense, with comprehensive coverage.

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26+ AI Platforms

Works with Claude Code, GitHub Copilot, OpenAI Codex CLI, Cursor, Gemini CLI and more.

Five Frameworks, One Skill Library

No other open-source skills library maps every skill to all five frameworks. One skill, five compliance checkboxes.

MITRE ATT&CK

v18 • 14 tactics • 200+ techniques
Adversary behaviors and TTPs

NIST CSF 2.0

2.0 • 6 functions • 22 categories
Organizational security posture

MITRE ATLAS

v5.4 • 16 tactics • 84 techniques
AI/ML adversarial threats

MITRE D3FEND

v1.3 • 7 categories • 267 techniques
Defensive countermeasures

NIST AI RMF

1.0 • 4 functions • 72 subcategories
AI risk management

26 Security Domains

Cloud Security
60
Threat Hunting
55
Threat Intelligence
50
Web Application Security
42
Network Security
40
Malware Analysis
39
Digital Forensics
37
Security Operations
36
Identity & Access Management
35
SOC Operations
33
Container Security
30
OT/ICS Security
28
API Security
28
Vulnerability Management
25
Incident Response
25
Red Teaming
24
Penetration Testing
23
Endpoint Security
17
DevSecOps
17
Phishing Defense
16
Cryptography
14
Zero Trust Architecture
13
Mobile Security
12
Ransomware Defense
7
Compliance & Governance
5
Deception Technology
2

Quick Start

Get up and running in seconds with these simple commands. 

# Option 1: npx (recommended)
npx skills add mukul975/Anthropic-Cybersecurity-Skills

# Option 2: Git clone
git clone https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git
cd Anthropic-Cybersecurity-Skills

Works immediately with Claude Code, GitHub Copilot, OpenAI Codex CLI, Cursor, Gemini CLI, and any agentskills.io-compatible platform.

Compatible Platforms

All platforms that support the agentskills.io standard can load these skills with zero configuration.

Claude Code

GitHub Copilot

Cursor

Windsurf

Cline

Aider

Continue

Roo Code

Amazon Q

Tabnine

Sourcegraph Cody

JetBrains AI

OpenAI Codex CLI

Gemini CLI

Devin

Replit Agent

SWE-agent

OpenHands

LangChain

CrewAI

AutoGen

Semantic Kernel

Haystack

Vercel AI SDK

MCP Agent

What People Are Saying

"A database of real, organized security skills that any AI agent can plug into and use. Not tutorials. Not blog posts."
HT
Hasan Toor
@hasantoxr
"This is not a random collection of security scripts. It's a structured operational knowledge base designed for AI-driven security workflows."
FS
fazal-sec
Security Researcher