SkillsLib.ai

Security

Comprehensive security audits detecting vulnerabilities and verifying fixes

4.4(47 reviews)
500+ downloads
Updated Nov 2026
Verified SafeSecurity VerifiedThis skill was analyzed by our AI security scanner for harmful content including data exfiltration, system manipulation, credential theft, and prompt injection. No threats were detected.

What You Can Do

Run comprehensive security audits on sensitive code before deployment. Claude scans for OWASP Top 10 vulnerabilities including injection attacks, broken authentication, data exposure, and misconfigurations, then verifies that fixes are properly implemented. You get detailed reports with severity levels, exact locations, and remediation guidance.

Features

Injection attack detection

identifies SQL injection, command injection, XSS, and LDAP injection vulnerabilities

Authentication & authorization review

catches broken authentication, session issues, privilege escalation, and insecure access patterns

Data protection scanning

detects hardcoded secrets, missing encryption, insecure cryptography, and sensitive data exposure

Security misconfiguration checks

flags default credentials, verbose error messages, missing security headers, and configuration weaknesses

Dependency vulnerability scanning

identifies known vulnerable packages, outdated libraries, and supply chain risks

Severity classification

categorizes findings as CRITICAL, HIGH, MEDIUM, or LOW with exact file and line references

Fix verification workflow

confirms that identified vulnerabilities are properly remediated before deployment

Remediation guidance

provides actionable steps to fix each vulnerability, not just identification

Example Output

Input: Review authentication code for security vulnerabilities

Output:

code
SECURITY AUDIT REPORT

[CRITICAL] Hardcoded Database Credentials (auth.js:15)
- Issue: Database password stored in plaintext
- Remediation: Move to environment variables

[HIGH] Missing CSRF Protection (login.js:42)
- Issue: Form submission not validated with CSRF tokens
- Remediation: Implement token validation middleware

[MEDIUM] Weak Password Hashing (user.js:8)
- Issue: Using md5 instead of bcrypt
- Remediation: Replace with bcrypt with 12+ salt rounds

VERIFICATION REPORT
✓ Credentials moved to .env
✓ CSRF middleware implemented
✓ Password hashing upgraded to bcrypt

What's Included

  • security.md: Complete workflow instructions with agent sequence and execution details
  • OWASP Top 10 checklist: Comprehensive vulnerability categories and detection patterns
  • Vulnerability report template: Structured format with severity levels, locations, and remediation steps
  • Dependency scanning framework: Process for identifying known vulnerable packages
  • Fix verification checklist: Testing and validation steps to confirm remediation

Who It's For

  • Security engineers — conducting comprehensive security audits and vulnerability assessments
  • DevSecOps engineers — integrating security checks into CI/CD pipelines before deployment
  • Backend developers — reviewing authentication, authorization, and data protection code
  • Full-stack developers — auditing sensitive features handling user data or payments
  • Engineering leads — pre-deployment security reviews before production releases

Best For

  • Security code reviews of authentication and authorization systems
  • Vulnerability scanning in payment processing or financial code
  • Dependency audit and supply chain risk assessment
  • Pre-deployment security validation for sensitive features
  • OWASP compliance checking and remediation verification

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