3 posts
Complete guide to Linux Access Control Lists (ACL). Learn to use setfacl and getfacl to manage file permissions beyond chmod. Practical examples and commands.
Complete guide to setting up your own OpenVPN server on Ubuntu 24.04 LTS with Nyr's automated script. Self-hosted VPN for secure remote access, encrypted tunneling, and privacy protection.
Essential first steps to secure a new Linux server on Ubuntu 24.04 — create a sudo user, harden SSH with Ed25519 keys, configure UFW firewall, and install Fail2ban.