What is SMB? Port 445 found with Nmap and well-known ports

IntroductionRecently, I have been using Nmap to study security and check which ports are open on servers.For example,22/tcp ...
How-To Geek on MSN

Your Linux PC is talking behind your back — here’s how to listen in

Your system is always communicating with other services and devices on the network. Use these tools to check what’s actually ...

[Introduction to Hacking] How does your server look to an attacker? Let's check ports with Kali Linux and Nmap

IntroductionIn the previous second installment, we learned about IP addresses, ports, and how TCP/UDP works. This time, we will use that knowledge to look at your own server from the perspective of an ...