A security analyst is viewing a recorded session that captured suspicious activity:
scanning 192.168.10.10...
scan timing: about 10% done...
...
scan completed (4 host up); scanned 4 hosts in 1348 sec.
HOSt Port State Service
192.168.10.10 1 closed unknown
192.168.10.20 1 closed unknown
192.168.10.30 1 closed unknown
192.168.10.40 1 closed unknown
Which of the following best describes the activity shown?
Submit