Linux Server Hardening Here

Securing the primary remote entry point is vital for stopping automated brute-force attacks.

Prevent direct root access by setting PermitRootLogin no in /etc/ssh/sshd_config . Linux Server Hardening

Follow the principle of least privilege to limit what users and services can do. Securing the primary remote entry point is vital

Moving SSH from port 22 to a non-standard port can eliminate up to 99% of automated scans. 3. Identity and Access Management hardening provides the necessary reinforcement.

Run system updates immediately upon setup (e.g., apt update && apt upgrade for Debian/Ubuntu or dnf update for RHEL/Fedora).

Linux server hardening is the process of reducing a system's attack surface to protect against unauthorized access and data breaches. A default Linux installation is often a "blank canvas" rather than a fortress; hardening provides the necessary reinforcement.