W

War Dialer:

A computer program that automatically dials a series of telephone numbers to find lines connected to computer systems, and catalogs those numbers so that a cracker can try to break into the systems.

Web Server:

A software process that runs on a host computer connected to the Internet to respond to HTTP requests for documents from client web browsers.

Wired Equivalent Privacy (WEP):

A security protocol for wireless local area networks defined in the standard IEEE 802.11b.

Wireless Application Protocol (WAP):

A specification for a set of communication protocols to standardize the way that wireless devices, such as cellular telephones and radio transceivers, can be used for Internet access, including e-mail, the World Wide Web, newsgroups, and Internet Relay Chat.

Wiretapping:

Monitoring and recording data that is flowing between two points in a communication system.

Workstation:

An electronic computing device, for example, a laptop or desktop computer, or any other device that performs similar functions, and electronic media stored in its immediate environment. [45 C.F.R. § 164.304]

Worm:

A computer program that can run independently, can propagate a complete working version of itself onto other hosts on a network, and may consume computer resources destructively.