31. CryptoLocker is an example of which of the following? A) Worm B) Sniffer C) Evil twin D) Ransomware 32. A Trojan horse: 33. A) is software that appears to be benign but does something other than expected. B) is a virus installed as a drive-by download. C) installs spyware on users' computers. D) is a type of sniffer used to infiltrate corporate networks. is spyware that logs and transmits everything a user types. A) A Trojan horse B) A keylogger C) A worm D) A sniffer 34. Evil twins are: A) Trojan horses that appear to the user to be a legitimate commercial software application. B) email messages that mimic the email messages of a legitimate business. C) computers that fraudulently access a website or network using the IP address and identification of an authorized computer. D) bogus wireless network access points that look legitimate to users. 35. When hackers gain access to a database containing your personal private information, this is an example of: A) phishing. B) spoofing. C) identity theft. D) pharming.