A penetration tester ran the following Nmap scan on a computer: nmap -aV 192.168.1.5 The organization said it had disabled Telnet from its environment. However, the results of the Nmap scan show port 22 as closed and port 23 as open to SSH. Which of the following is the BEST explanation for what happened?
A) The organization failed to disable Telnet.
B) Nmap results contain a false positive for port 23.
C) Port 22 was filtered.
D) The service is running on a non-standard port.

Question

Quizplus · Accepted Answer

The Answer of A penetration tester ran the following Nmap scan on a computer: nmap -aV 192.168.1.5 The organization said it had disabled Telnet from its environment. However, the results of the Nmap scan show port 22 as closed and port 23 as open to SSH. Which of the following is the BEST explanation for what happened?
A) The organization failed to disable Telnet.
B) Nmap results contain a false positive for port 23.
C) Port 22 was filtered.
D) The service is running on a non-standard port.

A Penetration Tester Ran the Following Nmap Scan on a Computer