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Linux server tutorials

Step-by-step tutorials for a Linux server: VPNs, web servers, databases, containers, security and backups. Each one names the distributions it was tested on.

3 of 45 tutorials in Security tested on AlmaLinux 10

  1. How to configure firewalld on AlmaLinux and Rocky Linux

    Turn on firewalld, open services and ports for good, limit SSH to your own addresses with a zone, and use rich rules, without locking yourself out.

    beginner · 20 min · AlmaLinux 10, Rocky Linux 9

  2. How to create a sudo user on AlmaLinux and Rocky Linux

    Add a user to the wheel group on AlmaLinux or Rocky Linux, give it your SSH key with the right SELinux labels, and turn off root logins over SSH.

    beginner · 15 min · AlmaLinux 10, Rocky Linux 9

  3. How to set up a WireGuard VPN server on AlmaLinux and Rocky Linux

    Install WireGuard on AlmaLinux or Rocky Linux, write wg0.conf, route clients through the server with firewalld masquerading, and connect your devices.

    intermediate · 30 min · AlmaLinux 10, Rocky Linux 9

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