Spanning Tree Protocol (STP) if you’ve ever spent time in networking, you know how terrifying loops can be. One wrong cable , one unmannaged switch plugged in under the desk, and suddenly the whol...

In modern enterprise networks, high availability is not a luxury, it’s a baseline requirement. Applications,services and users depend on continuous connectivity. Any disruption,even a brief one can...

Greetings, fellow command-line explorer! 🧑‍🚀 Whether you’re just starting your Linux journey or you’ve already sudo-ed your way into some chaos, there’s one thing you’ll definitely need to understa...

Security-Enhanced Linux (SELinux) is a powerful security mechanism built into modern Linux distributions. It enforces mandatory access controls (MAC) to restrict users and processes from accessing ...

What is a Firewall ? Imagine your computer or server is like a house. A firewall is like a security guard standing at the front gate (your network connection) of your house. The job of the securit...