A subset Internet Protocol (IP) set of rules to send data in the form of message units between computers over the Internet.
TiVo
Service that allows digital recording of live TV, also known as DVR (digital video recorder). Warning: The authors have found TiVo to be highly addictive.
Trojan horse
Type of computer virus that deposits a back door on a computer system so that a hacker can take control of the computer remotely over the Internet.