security-audit SKILL.md skillA

security-audit from cowork-os/cowork-os is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add cowork-os/cowork-os/security-audit@v2.0.0

Pins v2.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
cowork-os/cowork-os
Path
resources/skills/security-audit/SKILL.md
Versions recorded
4
Latest version
v2.0.0, committed Oct 20, 2026
First version recorded
Feb 28, 2026
Size
9,350 bytes
Repository stars
496
License
MIT

Answer security questions about code, review a file or change for vulnerabilities, or run a full multi-agent audit of a codebase with a coverage ledger and independently verified findings.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Security Audit

Two modes share one skill:

- **Advise** (the default). Security questions, a focused review of a named file, function or
  diff, or "is this safe?". Answer in the conversation. Write no files.
- **Full audit**. A complete audit or pen-test-style review of a codebase or a large part of it.
  Runs six phases with sub-agents and writes a findings file and a report.

Loading this skill never starts a full audit by itself.

`{baseDir}` is this skill's folder and `{artifactDir}` is the task's output folder. The skill
prompt gives both as real paths.

## Choose the mode

Run a **full audit** only when the user:

- asks to audit, pen test or "security review" a whole repository, service or package;
- asks for a full, deep or comprehensive security review; or
- asks for audit artifacts (a findings file, a report, a coverage ledger).

Everything else is **advise** mode. If the request could be either ("check this project for
security issues"), ask one short question: a quick answer now, or a full audit that runs
several agents and takes longer.

Use other skills when they fit better: `dependency-check` for known-vulnerable package versions,
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add cowork-os/cowork-os/security-audit@sha256:c124d1bd846b59ea

The line at the top of this page pins the label v2.0.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_kwedaipjgz4b366u.svg)](https://markdownregistry.com/a/art_kwedaipjgz4b366u)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Feb 28, 2026 and Oct 20, 2026, about one every 78 days.

versioncommittedcommitsizeaudit
v2.0.0 latest2026-10-20 bb6feba 9,350 BA view · diff
v1.0.02026-09-19 3955d3d 1,683 BA view · diff
v1.0.02026-08-20 e5a68b2 1,612 BA view · diff
git:20260228.d54126c2026-02-28 d54126c 1,529 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (9350 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

cowork-os/cowork-os · 496 stars · license MIT · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_kwedaipjgz4b366u
GET https://markdownregistry.com/api/v1/resolve?ref=cowork-os/cowork-os/security-audit
GET https://markdownregistry.com/api/v1/blob/c124d1bd846b59ea07cea8727c2425ede4845dcd9261e0ff922fe90a501cf60a

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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