[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 ...

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 ...
techtarget

How to use Nmap to scan ports: A complete tutorial

Ask any security, network or systems administrator about the top tools in their toolbox and Nmap is likely on their list. Short for Network Mapper, the versatile utility does everything from ...
Business Insider

Hacking Reconnaissance: Finding Vulnerabilities in Your Target Using Nmap

Remember that scene in The Matrix when Trinity uses a realistic Nmap port scan, followed by an actual SSH exploit (long since patched) to break into a power company? Well, believe it or not, but that ...