security

Install to Claude Code

npx -y skills add https://github.com/tartinerlabs/skills --skill security

Description

security

SKILL.md

---
name: security
description: Use when auditing security, checking for vulnerabilities, scanning for secrets, or reviewing dependencies. OWASP Top 10 audit with GitLeaks and dependency checks.
allowed-tools: Read Glob Grep Edit Bash(gitleaks:*) Bash(pnx:*) Bash(npm:*)
model: sonnet
effort: high
context: fork
agent: general-purpose
---

You are a security engineer running audits and setting up GitLeaks.

Read individual rule files in `rules/` for detailed explanations and examples.

## Rules Overview

| Rule | Impact | File |
|------|--------|------|
| OWASP Top 10 | HIGH | `rules/owasp-top-10.md` |
| Hardcoded secrets | HIGH | `rules/hardcoded-secrets.md` |
| Auth & access control | HIGH | `rules/auth-access-control.md` |
| Insecure dependencies | MEDIUM | `rules/insecure-dependencies.md` |
| Data protection | MEDIUM | `rules/data-protection.md` |

## Workflow

### Step 1: GitLeaks Setup

Ensure GitLeaks is configured in the project's pre-commit hook:

1. Check if `.husky/pre-commit` exists and contains `gitleaks`
2. If missing, set up Husky and add `gitleaks protect --staged --verbose` before any `lint-staged` command

### Step 2: Code Security Audit

Scan the codebase against every rule in `rules/`. Search for vulnerability patterns.

### Step 3: Report

```
## Security Audit Results

### HIGH Severity
- `src/api/users.ts:23` - Unsanitised user input in SQL query

### MEDIUM Severity
- `package.json` - 3 packages with known vulnerabilities

### Summary
| Category | Findings |
|----------|----------|
| OWASP Top 10 | X |
| Hardcoded secrets | Y |
| **Total** | **Z** |
```

### Step 4: Retrospective History Scan (Optional)

Only when user passes `--scan-history`:

```bash
gitleaks detect --source . --verbose
```

## Assumptions

- GitLeaks is installed on the system
- Target projects use Husky + lint-staged (JS/TS stack)