is a little piece of data stored in your web browser. When you visit a website, it sends a cookie to your computer to remember your surfing behavior, like what buttons you click and what items you add [..]

stands for Wi-Fi Protected Access. WPA is a wireless security protocol designed to replace WEP with better encryption and authentication. In turn, WPA2 is a replacement for WPA. See also WEP.

stands for Extensible Markup Language and like HTML, is used to format and present information on web pages. However, unlike HTML it does not have a fixed set of formatted tags but instead acts as a m [..]

is self-replicating malware. Unlike a virus, a worm is a standalone program and does not need to be part of another program to function. See also virus.

(a play on “Hi-Fi”) is a local area wireless technology that lets devices network with each other over radio frequencies.

is a file on a server that can be accessed by someone via the Internet. Generally, this file is written in HTML and includes text, images or other media, and links to other web pages.

is a computer that stores, processes, and delivers web pages to clients who request them. This is usually done through a web browser which then displays the page to the user.

stands for Wired Equivalent Privacy, and is a security protocol for wireless networks. Due to known security flaws, WEP has since been superseded by WPA and WPA2. See also WPA.

stands for Voice over IP (Internet Protocol). VoIP is the Internet equivalent of a telephone service, most commonly implemented by Skype and Google Hangouts.

is malware that replicates itself and infects computer data, files, programs, and systems, similar to its namesake that infects human bodies. See also malware.