skill-security-analyzer

Analyze Claude skills for security risks and vulnerabilities before deployment.

49|7|Updated Oct 18, 2025
One-click install
npx skills add https://github.com/Exploration-labs/Nates-Substack-Skills --skill skill-security-analyzer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: skill-security-analyzer
Source: https://github.com/Exploration-labs/Nates-Substack-Skills/tree/main/skill-security-analyzer
Command: npx skills add https://github.com/Exploration-labs/Nates-Substack-Skills --skill skill-security-analyzer

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill analyzes Claude skills for security risks, vulnerabilities, and safety concerns before deployment, preventing critical issues and ensuring your AI tools are safe to use.

Core Features & Use Cases

  • Comprehensive Risk Analysis: Systematically reviews skill metadata, SKILL.md instructions, scripts, references, and assets for potential security flaws.
  • Vulnerability Detection: Identifies common risks such as data exfiltration, prompt injection, excessive permissions, malicious code indicators, and credential exposure.
  • Severity-Rated Findings: Provides an executive summary, detailed findings categorized by severity (Critical, High, Medium, Low), and a security checklist for actionable remediation.
  • Use Case: Before deploying a new Claude skill, you can use this to get a full security audit, ensuring it adheres to best practices and doesn't pose any hidden risks.

Quick Start

Analyze the security of the attached skill file 'my-new-skill.skill' and provide a full security report, including an executive summary and a security checklist.

Frequently Asked Questions about skill-security-analyzer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I audit a Claude skill for security vulnerabilities before deployment?

Security audits systematically review skill metadata, SKILL.md instructions, scripts, references, and assets to identify vulnerabilities like data exfiltration, prompt injection, excessive permissions, and credential exposure. This Skill produces an executive summary, severity-rated findings (Critical, High, Medium, Low), and a security checklist for remediation before you deploy.

What security risks does this Skill detect in Claude skills?

The Skill identifies data exfiltration risks, prompt injection vulnerabilities, excessive permissions, malicious code indicators, credential exposure, and misconfigurations in metadata and instructions. It cross-references skill components against known security patterns and flags potential safety concerns.

When should I run a security analysis on a Claude skill?

Run security analysis during pre-deployment audits, safety reviews, or vulnerability investigations. Analyzing before deployment prevents critical issues, ensures compliance with best practices, and confirms your AI tool is safe to use in production.

What does the security report include?

Reports contain an executive summary of findings, a prioritized list of vulnerabilities categorized by severity level, and a comprehensive security checklist with actionable remediation steps for each identified risk.

Can I use this to review existing deployed skills?

Yes. Beyond pre-deployment analysis, this Skill works for vulnerability analyses and safety reviews of existing skills, helping you identify and remediate risks in production tools.

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