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appsec-expert

Elite Application Security engineer specializing in secure SDLC, OWASP Top 10 2025, SAST/DAST/SCA integration, threat modeling (STRIDE), and vulnerability remediation. Expert in security testing, cryptography, authentication patterns, and DevSecOps automation. Use when securing applications, implementing security controls, or conducting security assessments.

27stars3forksUpdated 3/7/2026

Security Assessment

Low Risk(85/100)

Detected risks:

Secret Exposure([SKILL.md] API_KEY =)
Security Score85/100

About appsec-expert

The appsec-expert skill serves as an elite Application Security engineer, offering deep expertise in securing applications throughout their lifecycle. It addresses the critical need for thorough security practices during development, ensuring that applications are built with robust security measures from the very beginning. By emphasizing practices such as secure SDLC, vulnerability remediation, and threat modeling, this skill is designed to help developers and security engineers proactively prevent security flaws and vulnerabilities before they impact production environments. It enables professionals to secure code through automation, integration with popular security testing tools, and implementation of security controls in line with industry standards like OWASP.

FAQ

How do I use this skill to secure my applications?

This skill guides you in securing applications by providing frameworks for secure SDLC, integrating tools for SAST/DAST/SCA, implementing threat modeling (STRIDE), and covering OWASP Top 10 security concerns. It helps in identifying vulnerabilities early, applying secure coding practices, and automating security testing in CI/CD pipelines.

What security tools are integrated with this skill?

This skill supports integration with various security tools such as Semgrep, SonarQube for SAST, OWASP ZAP and Burp Suite for DAST, and Snyk, Dependabot for SCA. These tools help automate security testing and integrate security into your development process.

Are there any requirements before implementing security features using this skill?

Yes, before implementing security features, you must verify the security APIs, configuration options, and ensure that the OWASP guidance is up-to-date. It's essential to check documentation and use available tools like WebSearch and WebFetch for verification to avoid security risks.

Can this skill be used for both web and mobile application security?

Yes, this skill can be applied to both web and mobile applications as it covers a broad range of security measures such as authentication, cryptography, secure coding practices, and vulnerability management applicable to various platforms.

Install appsec-expert

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill