Practical Cyber Hacking Skills for Beginners - NMAP Port States

The video tutorial explains the six different port states identified by the Nmap tool: open, closed, filtered, unfiltered, open filtered, and closed filtered. Each state is described in terms of its accessibility and the presence of applications using the port. The tutorial highlights the security implications of each state, emphasizing the importance of scanning and securing ports. Special scans like AX and scene scans are mentioned for deeper analysis. The video concludes with a brief introduction to NMA commands.

Explain the filtered state in Nmap and what causes it.

What is the difference between unfiltered and open filtered states?