A Large Client Wants a Penetration Tester to Scan for Devices

Multiple Choice

A large client wants a penetration tester to scan for devices within its network that are Internet facing. The client is specifically looking for Cisco devices with no authentication requirements. Which of the following settings in Shodan would meet the client's requirements?

A) "cisco-ios" "admin+1234"
B) "cisco-ios" "no-password"
C) "cisco-ios" "default-passwords"
D) "cisco-ios" "last-modified"