Security engineering toolkit for threat modeling, vulnerability analysis, secure architecture, and penetration testing. Includes STRIDE analysis, OWASP guidance, cryptography patterns, and security scanning tools. Use when the user asks about security reviews, threat analysis, vulnerability assessments, secure coding practices, security audits, attack surface analysis, CVE remediation, or security best practices.

用于威胁建模、漏洞分析、安全架构设计和渗透测试的安全工程工具包，包含STRIDE分析、OWASP指南、密码学模式和安全扫描工具。适用于用户咨询安全审查、威胁分析、漏洞评估、安全编码实践、安全审计、攻击面分析、CVE修复或安全最佳实践时使用。