appsec-expert

Identify security vulnerabilities in application code and implement secure coding practices.

Updated May 4, 2026
One-click install
npx skills add https://github.com/luokai25/luo-ai-skills-market --skill appsec-expert-luokai25
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: appsec-expert
Source: https://github.com/luokai25/luo-ai-skills-market/tree/main/06-security-and-auth%20%28by%20Luo%20Kai%29/02-application-security/appsec-expert
Command: npx skills add https://github.com/luokai25/luo-ai-skills-market --skill appsec-expert-luokai25

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill offers expert-level guidance on application security, helping users identify vulnerabilities, implement security measures, and follow best practices to safeguard their applications.

Core Features & Use Cases

  • Vulnerability Identification: Utilizes a wide range of checks and references to identify security issues like XSS, CSRF, SQLi, SSRF, and more.
  • Secure Coding Practices: Provides information on best practices and patterns for secure coding to prevent common security vulnerabilities.
  • Threat Modeling: Assists in performing threat modeling exercises to anticipate and mitigate potential security threats.
  • Use Case: When you need to perform a security review on an application or design secure APIs, this Skill can provide detailed guidance and examples.

Quick Start

Use the appsec-expert skill to perform a security review on your application and identify potential vulnerabilities.

Frequently Asked Questions about appsec-expert

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

FAQPage Schema
How do I identify security vulnerabilities like XSS and SQLi in my application code?

To identify security vulnerabilities like XSS and SQLi, you need expert-level checks that analyze application code against common security threats. This process utilizes references and patterns to detect issues like CSRF and SSRF, providing detailed guidance on mitigation.

What is threat modeling and when do I need it for secure API design?

Threat modeling is a structured process to anticipate and mitigate potential security threats during application design. You need it when designing secure APIs or performing security reviews, as it helps identify vulnerabilities before implementation by following OWASP Top 10 principles.

How do I perform a security review on an application to prevent common security threats?

Performing a security review requires analyzing the application for common security threats like XSS, CSRF, SQLi, and SSRF. You conduct this by applying secure coding practices and using vulnerability assessments based on the OWASP Top 10 to identify and resolve weaknesses.

Do I need to know the OWASP Top 10 to implement secure coding practices?

Yes, understanding the OWASP Top 10 is required to implement secure coding practices effectively. This knowledge provides the foundational principles needed to identify vulnerabilities, prevent common security threats, and perform accurate threat modeling for your applications.

What is the best way to prevent SSRF and CSRF vulnerabilities in web applications?

The best way to prevent SSRF and CSRF vulnerabilities is to follow secure coding practices and implement specific security measures. This involves utilizing in-depth analysis, vulnerability identification checks, and applying best practice patterns to safeguard your application endpoints.