Anthropic-Cybersecurity-Skills

About

Anthropic Cybersecurity Skills is the largest open-source cybersecurity skills library designed to equip AI agents with the practical capabilities of a senior security analyst. Built on the agentskills.io standard, it features 754 production-grade skills across 26 domains, uniquely mapped to five major industry frameworks including MITRE ATT&CK and NIST CSF. Using a token-efficient progressive disclosure architecture, agents scan lightweight YAML frontmatter to discover relevant skills before loading detailed Markdown workflows for step-by-step execution.

Features

• 754 production-grade structured skills
• Covers 26 specialized security domains
• Unified mapping to 5 major industry frameworks
• Built on the agentskills.io open standard
• Token-efficient progressive disclosure architecture

Supported Platforms