Security Hardening Purpose Proactive reduction of attack surface across infrastructure layers through systematic configuration hardening, least-privilege enforcement, and automated security controls. Applies industry-standard CIS Benchmarks and zero-trust principles to operating systems, containers, cloud configurations, networks, and databases. When to Use This Skill Invoke this skill when: - Hardening production infrastructure before deployment - Meeting compliance requirements (SOC 2, PCI-DSS, HIPAA, FedRAMP) - Implementing zero-trust security architecture - Reducing container or cloud mis…