Which of the following hacker attacks against wireless networks are virtually undetectable?

a. passive attacks
b. jamming attacks
c. active attacks
d. man in the middle attacks
e. denial of service attacks

A. passive attacks

Explanation:

Passive attack is a type of attack where by a system is tracked and scanned to determine how vulnerable it is and to also detect open port. The major purpose of a passive attack on a network is to gain access to the information of the target without altering the data.

A passive attack on a network may not be necessarily malicious, it is a type of network attack that is very difficult to detect.

Methods of carrying out passive attacks.

•War driving: scanning of networks is carried out to detect Wi-Fi that are vulnerable.

•Dumpster driving: Attackers or intruders search for information from discarded computers and

other gadgets, those information can help to attack a network.