Practical Computer Literacy- Chapter 22

Any type of intrusive program

A set of program instructions that can attach itself to a "host" executable software program, such as a game or an office suite component.

a program that seems to perform one function while actually doing something else.

A malicious software designed to spread from computer to computer over local area networks and the internet.

Utility software that looks for and eradicates viruses, Trojan horses, worms, and other malware

A portion of the virus code that's unique to a particular computer virus and that makes it identifiable by antivirus software.

A devices used to interconnect two networks

An exploit used by hackers to locate computer ports that can be used for surreptitious access; also called a port scan

designed to analyze the flow of traffic entering your computer from a network

Wi-Fi Protected Access- Offer stronger protection by making sure that packets have not been intercepted or tampered within any way.

personal mode; type of WPA used on most home networks

Used to encrypt and decrypt data.

A crime that involves someone pretending to be another person in order to steal money or obtain benefits

software that enables a user to obtain covert information about another's computer activities by transmitting data covertly from their hard drive. Secretly gathers information and relays it to advertisers or other interested parties.

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