A war dialer is a tool that is used to scan thousands of telephone numbers to detect vulnerable
modems. It provides an attacker unauthorized access to a computer. Which of the following tools
can an attacker use to perform war dialing? Each correct answer represents a complete solution.
Choose all that apply.

A.
ToneLoc

B.
Wingate

C.
THC-Scan

D.
NetStumbler

Explanation:

THC-Scan and ToneLoc are tools used for war dialing. A war dialer is a tool that is used to scan
thousands of telephone numbers to detect vulnerable modems. It provides the attacker
unauthorized access to a computer.
Answer option D is incorrect. NetStumbler is a Windows-based tool that is used for the detection
of wireless LANs using the IEEE 802.11a, 802.11b, and 802.11g standards. It detects wireless

networks and marks their relative position with a GPS. It uses an 802.11 Probe Request
that has been sent to the broadcast destination address.
Answer option B is incorrect. Wingate is a proxy server.