A disadvantage of Nmap is that it is very slow because it scans all the 65,000 ports of each computer in the IP address range.

Question

Quizplus · Accepted Answer

Nmap has the ability to be customized to scan only specific ports or a range of ports, which can significantly reduce scan time. Additionally, the use of various scan techniques (such as SYN scans) can further increase efficiency. Therefore, Nmap is not necessarily slow by default.

A Disadvantage of Nmap Is That It Is Very Slow