SecurityTool
Nmap
Scanning a network to find hosts, open ports and the services behind them.
About 6 hours of study.
Where to learn it
Read
Nmap Network Scanning
Gordon “Fyodor” Lyon
The chapters available free online, starting with Port Scanning Basics
About half the book is free online.
Section not checked yet
Watch
Practise
No practice set picked yet.
Suggest oneWrong chapter, dead link, or know something better? Tell us on GitHub.
Which roles ask for it
- Penetration tester to get hired