UFW Firewall Setup for Ubuntu Web Servers
UFW Firewall Rules for Web Servers: What to Open, What to Block, and Why A newly installed Ubuntu server has every port open by default. This is acce...
Ubuntu Server Hardening Checklist for Production Use
What a Default Ubuntu Installation Actually Leaves Exposed A newly installed Ubuntu server has SSH on port 22 with password authentication enabled, e...
Ubuntu 20.04 Built-in Security Features You Should Enable
Ubuntu 20.04 Security Features Worth Using Ubuntu 20.04 ships with several built-in security features that are installed by default but often left at...
How to Configure UFW Firewall on Ubuntu Server
Why UFW Matters for Ubuntu Servers Every server connected to the internet receives unwanted traffic. Port scans, automated exploit probes, spam bots,...
Hardening Ubuntu Server After Install
Why the First 30 Minutes on a New Server Matter A freshly installed Ubuntu server on a VPS or cloud instance is functional out of the box, but it is ...