Infrastructure
CIS Benchmarks Explained: Hardening Linux and Windows Servers
Applying Level 1 and Level 2 CIS hardening benchmarks to production web servers.
LOZULA Systems Security Team
2026-07-09
9 min read
Key Takeaways for Security Teams
- Automate CIS Benchmark enforcement using Ansible playbooks.
CIS Benchmarks provide consensus-based security configuration baselines for operating systems, web daemons, and database clusters.
Linux OS Hardening Essentials
Disable unused kernel modules, enforce strict SSH key authentication with Ed25519 keys, and implement auditd system call logging.