security-scan SKILL.md skillA

This file is byte-identical to the first copy the registry indexed. Same content hash, so the same checks give both the same grade.

security-scan from byerlikaya/claude-starter-kit is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add byerlikaya/claude-starter-kit/security-scan@git:20260926.aaa5dbc

Pins git:20260926.aaa5dbc in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
byerlikaya/claude-starter-kit
Path
kit/skills/security-scan/SKILL.md
Versions recorded
5
Latest version
git:20260926.aaa5dbc, committed Sep 26, 2026
First version recorded
Sep 24, 2026
Size
7,180 bytes
Repository stars
25
License
MIT

Stack-agnostic security audit: map the attack surface, trace untrusted input to dangerous calls, surface dependency and configuration flaws. Severity-ranked report with fixes. Use when auth, input handling, secrets or dependencies change, and before a release.

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 Scan

<!-- routing-eval reads the next line; why it sits in the body: AGENT_TEMPLATE.md -->
Trigger phrases: "security scan", "run a security scan", "OWASP check", "scan for vulnerabilities", "find security vulnerabilities", "security audit", "api key", "secret key", "leaked credential", "credentials leaked", "hardcoded secret", "hardcoded password", "sql injection", "can an attacker"

The core of a security vulnerability fits in a single sentence: **an untrusted input reaches a
dangerous operation without being adequately checked.** This skill chases exactly that sentence — it first
looks for where the input comes from, then where it flows, and what gate should sit in between.
It is stack-agnostic: whatever the language/framework, the same logic applies; when current tooling and
patterns are needed, it runs a web search.

> **Crewforth adaptation (local, .claude/):** `crew-security-expert` applies this; findings are carried to
> **crew-review-agent** in severity order, whatever the stack. Automatic
> fixes only with explicit approval (§4.4); `.claude` does not go to the repo (§4.3). §4 Prohibitions apply.

## What it does, what it doesn't
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add byerlikaya/claude-starter-kit/security-scan@sha256:7a134a0545bfc6d4

The line at the top of this page pins the label git:20260926.aaa5dbc, 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_pnx73ndpvckux5az.svg)](https://markdownregistry.com/a/art_pnx73ndpvckux5az)

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

Versions

The registry has recorded 5 versions of this file, between Sep 24, 2026 and Sep 26, 2026, more than one a day.

versioncommittedcommitsizeaudit
git:20260926.aaa5dbc latest2026-09-26 aaa5dbc 7,180 BA view · diff
git:20260924.a4578232026-09-24 a457823 7,174 BA view · diff
git:20260924.ccb2bc92026-09-24 ccb2bc9 7,368 BA view · diff
git:20260924.bd59e952026-09-24 bd59e95 7,368 BA view · diff
git:20260924.ad81b1a2026-09-24 ad81b1a 7,366 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 (7180 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

byerlikaya/claude-starter-kit · 25 stars · license MIT · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_pnx73ndpvckux5az
GET https://markdownregistry.com/api/v1/resolve?ref=byerlikaya/claude-starter-kit/security-scan
GET https://markdownregistry.com/api/v1/blob/7a134a0545bfc6d418056c582219780c9e373dd47e4b51d305343b9a5302e29a

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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Every file in byerlikaya/claude-starter-kit

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