If you want to harden Linux systems at scale, manual security checks won’t be enough. OpenSCAP is an open-source security framework in Linux used for auditing, vulnerability scanning, and compliance validation. It is based on the SCAP standard (Security Content Automation Protocol), which provides structured security baselines and automated checks. With OpenSCAP, you can validate system configuration against benchmarks like CIS or DISA STIG, generate reports, and identify exactly which security