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Claude Security

Claude Security is an agent skill (a SKILL.md file) from anthropics/claude-plugins-official. Claude Security: scan the codebase (the whole repository or a scoped part of it), scan changes (this branch's or a pull request's diff, or one commit), or suggest patches (findings… It works with Claude Code and has 37,478 GitHub stars across a repository of 7 listed skills.

github.com/anthropics/claude-plugins-official/plugins/claude-security/skills/claude-security (opens in a new tab)

  • Official
  • Multi-skill repo
  • Plugin marketplace
  • Security
  • Actively maintained
View on GitHub (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add anthropics/claude-plugins-official
/plugin install claude-security@claude-plugins-official

In the Claude apps, zip the claude-security folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/anthropics/claude-plugins-official.git
cp -r claude-plugins-official/plugins/claude-security/skills/claude-security .agents/skills/claude-security   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/anthropics/claude-plugins-official.git
cp -r claude-plugins-official/plugins/claude-security/skills/claude-security .cursor/skills/claude-security   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Claude Security: scan the codebase (the whole repository or a scoped part of it), scan changes (this branch's or a pull request's diff, or one commit), or suggest patches (findings turned into targeted patch files, each verified by a panel of agents, that you apply when you choose). Use when the user asks to scan, audit or check code with Claude Security, to scan their changes with Claude Security, or to fix or patch Claude Security findings. This is the front desk.

When it triggers

  • Use when the user asks to scan, audit or check code with Claude Security, to scan their changes with Claude Security, or to fix or patch Claude Security findings.

More skills in anthropics/claude-plugins-official

7 skills are listed from this repository.

Similar skills

More security skills

All Security

FAQ

Claude Security FAQ

Still curious? Email info@appsgit.com.

What is the Claude Security skill?

Claude Security is an agent skill (a SKILL.md file) from anthropics/claude-plugins-official. Claude Security: scan the codebase (the whole repository or a scoped part of it), scan changes (this branch's or a pull request's diff, or one commit), or suggest patches (findings… It works with Claude Code and has 37,478 GitHub stars across a repository of 7 listed skills. Its SKILL.md lives at github.com/anthropics/claude-plugins-official/plugins/claude-security/skills/claude-security.

How do I install the Claude Security skill?

In Claude Code, run /plugin marketplace add anthropics/claude-plugins-official and then /plugin install claude-security@claude-plugins-official. For Codex or Cursor, copy the claude-security folder into .agents/skills/ or .cursor/skills/.

Is the Claude Security skill free?

Yes. The repository is open source under the Apache-2.0 license.

Is Claude Security maintained?

The repository's most recent commit was on Oct 5, 2026. appsgit only lists skills from repositories with a commit in the last six months.