Networking Setting Up a Simple Web Server and Locking the Web Port with a Firewall Learn how to set up a web server on Debian and secure it with a firewall! This step-by-step guide demonstrates how to block and unblock ports using UFW, test accessibility, and understand the impact of firewall rules—perfect for mastering basic web server and network security concepts.
Networking Network Diagnostics & Troubleshooting Troubleshooting network issues often starts with understanding how data flows across the net, tools like Ping, Traceroute, and nslookup are good for this. We’ll explore these, how to diagnose connection problems and uncover potential DNS issues.
Educational OpenSUSE MicroOS - Adding A User Short step by step on creating a user to administer your server without the root user. We will create a new limited user who can use sudo when needed.
Educational It’s Long Past Time to Move On: Why MFA/2FA is the Obvious Choice In an era where password breaches are rampant, the shift to Multi-Factor Authentication (MFA) and Two-Factor Authentication (2FA) isn't just wise—it's imperative for robust digital security and privacy
