# Security Audit (agent skill)

> Security Audit is an agent skill (a SKILL.md file) from cloudflare/security-audit-skill. Security guidance and vulnerability review for codebases, APIs, services, CLI tools, libraries, and daemons. It works with Claude Code and has 25,435 GitHub stars. Install it by copying the skill folder into your agent's skills directory.

Security guidance and vulnerability review for codebases, APIs, services, CLI tools, libraries, and daemons. Use for security questions, focused reviews, vulnerability research, security audits, or pen tests. Run the complete workflow only for explicit codebase audit or pen-test requests, full/comprehensive/end-to-end reviews, or requested report artifacts.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/cloudflare/security-audit-skill |
| Skill path | skills/security-audit/SKILL.md |
| Skill name | security-audit |
| GitHub stars | 25,435 |
| Installs on skills.sh | 1,141 |
| License | MIT |
| Skills in repo | 1 |
| Plugin marketplace | no |
| Official | yes |
| Works with | Claude Code |
| Category | Security |
| Last commit | Sep 14, 2026 |

## When it triggers

- Use for security questions, focused reviews, vulnerability research, security audits, or pen tests.

## Add this skill

### Claude Code

```sh
git clone --depth 1 https://github.com/cloudflare/security-audit-skill.git
cp -r security-audit-skill/skills/security-audit ~/.claude/skills/security-audit   # personal, or .claude/skills in a project
```

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

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/cloudflare/security-audit-skill.git
cp -r security-audit-skill/skills/security-audit .agents/skills/security-audit   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/cloudflare/security-audit-skill.git
cp -r security-audit-skill/skills/security-audit .cursor/skills/security-audit   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

skills.sh listing: https://www.skills.sh/cloudflare/security-audit-skill/security-audit

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