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How to Open Ports in UFW on Ubuntu 26.04
UFW (Uncomplicated Firewall) allows Ubuntu administrators to manage firewall rules using simple commands. Opening specific ports is necessary for services such as websites, SSH access, databases, and game servers.
How to Install UFW Firewall on Ubuntu 24.04
UFW (Uncomplicated Firewall) is the default firewall management tool on Ubuntu. It provides a simple way to secure a server by allowing or blocking incoming network traffic.
How to Create a Swap File on Ubuntu VPS
Swap space on Ubuntu helps prevent memory-related crashes by allowing the server to temporarily move inactive data from RAM to disk. On smaller VPS plans, adding swap can improve stability during traffic spikes or heavy background tasks.
How to Create Automated Backups on a Linux VPS
Automated backups are essential to protect your data and ensure quick recovery in case of accidental deletion, server failure, or malware attacks
How to Set Up a Basic Monitoring System on a VPS
Monitoring your VPS is essential to ensure your server runs smoothly, detect issues early, and maintain uptime. A basic monitoring system tracks CPU, memory, disk usage, network traffic, and system load.
How to Disable Root Login and Use SSH Keys Only
Securing SSH is one of the most important steps to protect your VPS. Root login allows attackers to target the most powerful account on your server, and password-based authentication is vulnerable to brute force attacks. Using SSH keys instead of passwords,
How to Detect and Block DDoS Attacks on a VPS
DDoS attacks are one of the most common threats to VPS servers. These attacks overload your server with fake traffic, causing slow performance or complete downtime. Detecting and blocking DDoS attacks early is essential to keep your VPS stable, secure, and online.
How to Protect SSH from Brute Force Attacks
SSH brute force attacks are automated attempts to gain server access by guessing login credentials. Because SSH is exposed to the internet on most VPS servers, securing it is critical. This guide explains the most effective steps to protect SSH from brute force attacks.
How to Secure a Linux VPS After First Login
Securing a Linux VPS after the first login is critical because a fresh server is exposed to brute‑force attacks, outdated packages, and misconfigurations. By following these numbered steps, you can harden your VPS, protect sensitive data, and ensure long‑term stability.