Multi-factor authentication stops 99.9% of account takeover attempts.
Every open port is a potential entry point; close all but the essential ones.
Verifying users, permissions, and the "Principle of Least Privilege". security servers
Confirming the OS and applications are on the latest security patches.
Validating that security events (logins, failed attempts) are recorded and alerted. Critical Security Checklist Why it Matters Disable Root SSH Multi-factor authentication stops 99
Prevents direct brute-force attacks on the most powerful account.
Reviews are typically measured against recognized security frameworks to ensure compliance: security servers
Ensures recovery after a ransomware or hardware failure (3-2-1 Rule). Fewer running apps mean a smaller "attack surface". Industry Standard Benchmarks