Скачать или смотреть Cyber Security Tutorial #18: Nmap — Zero to Hero Network Scanning (SYN, NSE, Host Discovery)

Want to become a network scanning pro?⚡
In this Cyber Security Tutorial, we run real Nmap labs in Kali Linux and explain every command so you understand what it does and why it matters. This video covers everything you need to go from beginner to confident scanner.

Covered topics & commands (highlights):
Install & verify Nmap (sudo apt install -y nmap, nmap --version)
Interface check (ip a)
Host discovery & ping / -Pn (nmap -sn, -Pn)
Quick top ports & parsing (--top-ports, grep "/tcp.*open")
Service version detection & default NSE (-sV, -sC)
UDP scanning tips (-sU -p 53,67,68,69,161)
Full SYN scans & all-port scans (-sS -p 1-65535, -p-)
OS fingerprinting & aggressive scans (-O, -A)
Save results in all formats (-oA) + reading .nmap, .gnmap, .xml outputs

Pro tips shown in the video:
When to use -Pn (firewalled hosts)
How to speed scans safely (-T3 vs -T4)
How to parse results quickly using grep & less

Legal Reminder:
Only scan systems you own or have written permission for. Use http://testphp.vulnweb.com/ or lab environments. Misuse is illegal — practice ethically. This video is only for educational purpose.

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