Knowledge base category
Firewall and Security
104 practical guides in Firewall and Security.
Securing Ubuntu 24 SSH and other best practices
How to Lock Down Your Ubuntu 24 Server: A Beginner's Guide So, you just spun up a brand new Ubuntu 24 server. You may find a lot of SSH brute force logins failures.
Firewall and SecurityKVM Node level ssh brute force protection
Network-Side Protection Against SSH Brute Force Attacks SSH brute force attacks are a relentless reality for server administrators.
Firewall and SecurityUsing GEOIP to block an ASN or Country on InterServer shared hosting with litespeed
Boost Security: Using LiteSpeed GeoIP for Country or ASN Blocking Running a website site means you're a constant target for spam, brute-force attacks, and malicious bots.
Firewall and SecurityHow to Disable Root Login in Linux
Learn how to disable root login in Linux, enhancing system security and ensuring only privileged users can execute admin commands.
Firewall and SecuritySecuring Nginx with SSL/TLS on Ubuntu: Advanced Tips and Tricks
Secure your Ubuntu server with free SSL/TLS certificates using Let's Encrypt and Nginx.
Firewall and SecurityHow to Enable Google Authenticator 2FA in Ubuntu 24.04
Learn how to set up Google Authenticator 2FA on Ubuntu 24.04 with simple steps. Secure your server with two-factor authentication using SSH and PAM.
Firewall and SecurityHow to Configure Automatic Security Updates in Ubuntu 24.04
Learn how to set up automatic security updates in Ubuntu 24.04. Keep your system protected with unattended-upgrades and Ubuntu Pro. Step-by-step guide.
Firewall and SecurityBest Antivirus Softwares for Ubuntu in 2025
Ubuntu has really blown up over the past few years. I've watched more and more people switch from Windows and Mac to this Linux-based system, and honestly, it makes...
Firewall and SecurityWhat is Cloudflare? And What are the benefits of using Cloudflare?
Cloudflare is basically a Content Delivery Network that provides you additional layer of security for your infrastructure.
Firewall and SecurityBest Methods to Prevent Image Theft in WordPress
Image theft is a very small unusual activity that may affect you largely. To prevent image theft, Follow these 5 methods if you are using WordPress.
Firewall and SecurityHow to secure MySQL connections with SSL on Ubuntu
MySQL allows remote connections and we must protect data transfer happeneing between servers with SSL. Follow this tutorial to learn how.
Firewall and SecurityHow to set up Apache htpasswd Authentication in Ubuntu
Apache htpasswd is a great utility to protect specific sections of your website and allow limited access to specific users.