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FlorianBruniaux
security

Rapid security assessment focused on OWASP Top 10 vulnerabilities

Overview

PublisherFlorianBruniaux
Repositoryclaude-code-ultimate-guide
Skill namesecurity
Stars
6.1K
Forks
807
Bundled files
Instructions only
LicenseCC-BY-SA-4.0
Links
  • Markdown instructions

    A SKILL.md file the model loads on demand, so it only costs tokens when a request actually matches.

  • Works with any LLM

    AI skills are plain Markdown, not provider-specific code, so this works with GPT, Claude, Gemini, Grok, or a local model.

  • Self-contained

    Everything the model needs lives in the instructions — no extra files to sync.

  • Open source

    Published by FlorianBruniaux on GitHub. Read the source before you install it.

Installation

Install the Security AI skill in TypingMind to use it with any LLM, or drop it into another agent that reads SKILL.md.

1

Install in TypingMind

TypingMind installs a skill straight from its GitHub folder — it reads SKILL.md, bundles the resource files, and stores the result locally.

  1. Open the app and go to Plugins → Skills.
  2. Choose "Install from GitHub".
  3. Paste the skill folder URL below and confirm.
    https://github.com/FlorianBruniaux/claude-code-ultimate-guide/tree/main/examples/skills/security
  4. Enable the skill in any chat where you want it available.
Plugins → Skills → Add skill → From GitHub URL, then paste the folder URL and press Continue.
2

Install in another agent

Any agent that reads the Agent Skills format can use this skill — copy the folder into that agent's skills directory.

Claude Code — .claude/skills
git clone --depth 1 https://github.com/FlorianBruniaux/claude-code-ultimate-guide.git /tmp/claude-code-ultimate-guide
mkdir -p .claude/skills
cp -r /tmp/claude-code-ultimate-guide/examples/skills/security .claude/skills/security
Restart Claude Code after copying so it picks up the new skill.

Use it in TypingMind

Enable Security in any TypingMind chat and the model takes it from there. Its name and description sit in the system prompt, and the moment a request matches, the model loads the full instructions itself — you never invoke it by hand, and it costs no tokens until it is actually used.

The model loads Security on its own as soon as a request matches it.

Works with any AI model

AI skills are plain Markdown instructions rather than provider-specific code, so Security is not tied to the model it was written for. Install it once in TypingMind and use it with GPT-5, Claude, Gemini, Grok, DeepSeek, Mistral, Llama, or a local model you run yourself — all on your own API keys.

  • Loaded only when it is needed

    The system prompt carries just the name and description. The instructions are fetched on the first matching request, so an idle skill costs nothing.

  • Switch models mid-chat

    Because the skill is instructions rather than code, changing model does not break it — the next model reads the same SKILL.md.

Skill instructions

This is the SKILL.md content the model loads. Read it before installing — a skill is instructions your model will follow.

Security quick audit

Rapid security assessment focused on OWASP Top 10 vulnerabilities.

Purpose

Perform a quick security scan to identify common vulnerabilities:

  • Hardcoded secrets and credentials
  • SQL injection risks
  • XSS vulnerabilities
  • Insecure dependencies
  • Authentication/authorization issues

Instructions

Step 1: Secrets scan

bash
# Common secret patterns
grep -rn --include="*.{js,ts,py,go,java,rb,php,env}" \
  -E "(password|secret|api_key|apikey|token|auth|credential).*[=:].*['\"][^'\"]{8,}['\"]" \
  --exclude-dir={node_modules,vendor,.git,dist,build} . 2>/dev/null | head -20

# .env files that might be committed
find . -name ".env*" -not -path "*/node_modules/*" -type f 2>/dev/null

# Check if secrets are gitignored
[ -f ".gitignore" ] && grep -q "\.env" .gitignore && echo "✅ .env in .gitignore" || echo "⚠️ .env NOT in .gitignore"

Step 2: Injection vulnerabilities

bash
# SQL injection patterns (raw queries with string concat)
grep -rn --include="*.{js,ts,py,go,java,php}" \
  -E "(query|execute|raw|sql).*\+.*\$|f['\"].*SELECT|\.format\(.*SELECT" \
  --exclude-dir={node_modules,vendor,.git} . 2>/dev/null | head -15

# Command injection patterns
grep -rn --include="*.{js,ts,py,go,rb,php}" \
  -E "(exec|spawn|system|shell_exec|popen)\s*\(" \
  --exclude-dir={node_modules,vendor,.git} . 2>/dev/null | head -15

Step 3: XSS patterns

bash
# Dangerous innerHTML/dangerouslySetInnerHTML usage
grep -rn --include="*.{js,ts,jsx,tsx,vue}" \
  -E "(innerHTML|dangerouslySetInnerHTML|v-html)" \
  --exclude-dir={node_modules,.git,dist} . 2>/dev/null | head -15

# Unescaped template literals in HTML context
grep -rn --include="*.{js,ts,jsx,tsx}" \
  -E "\`.*\$\{.*\}.*<" \
  --exclude-dir={node_modules,.git,dist} . 2>/dev/null | head -10

Step 4: Dependency check

bash
# Check for known vulnerabilities in npm packages
[ -f "package-lock.json" ] && npm audit --json 2>/dev/null | jq '{vulnerabilities: .metadata.vulnerabilities}' 2>/dev/null

# Check for outdated packages with security issues
[ -f "package.json" ] && npm outdated --json 2>/dev/null | jq 'to_entries | map(select(.value.current != .value.latest)) | length' 2>/dev/null

Step 5: Auth & session issues

bash
# Hardcoded JWT secrets
grep -rn --include="*.{js,ts,py,go}" \
  -E "(jwt|JWT).*secret.*[=:].*['\"].{8,}['\"]" \
  --exclude-dir={node_modules,vendor,.git} . 2>/dev/null

# Missing CSRF protection patterns
grep -rn --include="*.{js,ts,py}" \
  -E "(POST|PUT|DELETE|PATCH).*fetch|axios\.(post|put|delete|patch)" \
  --exclude-dir={node_modules,vendor,.git} . 2>/dev/null | head -10

Output format


🛡️ Security audit report

Scan Date: [timestamp] Scope: [directory scanned]

🔴 Critical issues

IssueLocationDescription
[type][file:line][brief description]

🟠 High severity

IssueLocationRecommendation
[type][file:line][fix suggestion]

🟡 Medium severity

IssueLocationNote
[type][file:line][context]

📊 Summary

  • Critical: X issues
  • High: X issues
  • Medium: X issues
  • Dependencies: X vulnerabilities

🔧 Quick fixes

  1. [Highest priority fix with command/code]
  2. [Second priority]
  3. [Third priority]

Severity levels

LevelExamplesAction
🔴 CriticalHardcoded prod secrets, SQL injectionFix immediately
🟠 HighMissing auth, XSS vectorsFix before deploy
🟡 MediumOutdated deps, missing CSRFPlan remediation
🟢 LowBest practice violationsTrack for improvement

Usage

Full audit:

/security

Focus on specific area:

/security auth
/security deps
/security injection

Specific file/directory:

/security src/api/

Notes

  • This is a quick heuristic scan, not a comprehensive security audit
  • For production systems, complement with dedicated tools (Snyk, SonarQube, OWASP ZAP)
  • False positives are possible - verify findings manually
  • See examples/hooks/security-hooks.sh for automated pre-commit security checks

$ARGUMENTS

Frequently asked questions

What does the Security AI skill do?

Rapid security assessment focused on OWASP Top 10 vulnerabilities

Why use Security on TypingMind?

Because you install it once and use it with any model. Security is plain Markdown rather than provider-specific code, so the same skill runs on GPT-5, Claude, Gemini, Grok, or a local model — and you can switch model mid-chat without it breaking. TypingMind runs on your own API keys, so you pay providers directly instead of a per-seat subscription, and your skills and chats stay in your own storage.

How do I install Security in TypingMind?

Open Plugins → Skills → Install from GitHub in TypingMind and paste https://github.com/FlorianBruniaux/claude-code-ultimate-guide/tree/main/examples/skills/security. TypingMind reads its SKILL.md and installs it as a skill you can enable per chat.

Which AI models can use Security?

Any model you connect in TypingMind. AI skills are plain Markdown instructions rather than provider-specific code, so GPT, Claude, Gemini, Grok, and local models can all load this skill when a request matches it.

How many AI models can I use with Security?

As many as you like. As long as a model supports skills, you can use Security with it — GPT, Claude, Gemini, Grok, DeepSeek, Mistral, Llama and more — all on TypingMind with your own API keys.

Is the Security AI skill free?

Yes. It is published on GitHub by FlorianBruniaux under the CC-BY-SA-4.0 license. You only pay your own AI provider for the tokens you use.

What are AI skills?

An AI skill is a reusable instruction bundle that teaches an AI model how to do one specific task. It follows the open Agent Skills format: a SKILL.md file with a name and description, plus any scripts, templates or reference files the model may need. The model reads the instructions only when your request matches the skill, so an installed skill costs nothing until it is used.

How are AI skills different from plugins or MCP servers?

A plugin or MCP server gives a model new tools to call — code that runs somewhere and returns a result. An AI skill gives the model knowledge and process instead: how to approach a task, which steps to follow, what good output looks like. Skills are plain Markdown, so they need no server, no API key and no runtime, and they work with any model.

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