A form of media distribution occurring over the Internet (in contrast to more traditional means such as over-the-air or cable TV broadcasts and radio stations). Can also include and is related to videocasting, audiocasting, podcasting, netcasting, Internet television, and IP TV.

The first 1,024 ports of TCP and UDP. They are usually assigned to commonly used services and applications.

A fire suppression system that is always full of water. Water discharges immediately when triggered by a fire or smoke. Also known as a closed head system.

A form of phishing that targets specific high-level executives such as CEOs and presidents.

A form of program testing that examines the internal logical structures of a program.

A computer security professional who is hired by a company to break into its computer system.

An Internet resource that permits users to initiate queries to a database containing information on users, hosts, networks, and domains.

A way of transmitting information in a wave form that is reasonably fast and is often used for notebooks. Also known as IEEE 802. 11b.

An early alternative to WEP based on a secret passphrase and employing the LEAP and TKIP crypto systems. It is attackable through passphrase guessing.

A wireless standard that defines citywide wireless access technologies.