Tutorials

[NextCloud] NextCloud 12.0 installation with MariaDB and PHP 7.2
[Nextcloud] NextCloud 20 installation on Ubuntu 20.04
How to Setup Password Authentication with Apache on Ubuntu 20.04?
Apache webserver troubleshooting guide
How to secure Apache with ModSecurity?
BITNAMI
Sandstorm installation for VPS
[How Do I Find Out?] How Much Disk Space I Have Left?
Testing network speed with iperf3
Lynis and ClamAV installation
[Ubuntu/Debian] Setting Up SPF and DKIM
Optimize Apache server
Make Minimal OS Image
Use PING to Find Network Problem
Working with a Compromised VPS
Close an Open DNS
Identify a DoS/DDoS Attack
Quickly Allowing/Denying IP’s Using Iptables
Secure Mail Server Checklist
[For Ubuntu/Debian] Installing Fail2ban for Brute-Force Attack Protection