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.
Answer: A
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