Web injection

A technology that allows to change a web page content on a client’s side and add one’s own content via injecting a malicious code into the browser address space and intercepting all the http requests and responds from the server.

Whitelisting

One method of filtering spam, a whitelist provides a list of legitimate e-mail addresses or domain names: all messages from whitelisted addresses or domains are automatically passed on to the intended recipient.

Wi-Fi

Wi-Fi (short for ‘Wireless-Fidelity’) is the name commonly given to wireless networks that conform to the 802.11 specification laid down by IEEE (Institute of Electrical and Electronic Engineers). Wi-Fi provides fast data transfer rates and has become almost ubiquitous in recent years. Most computing devices are Wi-Fi-enabled.

WildList

The WildList was established in July 1993 by anti-virus researcher Joe Wells and has since been published monthly by the WildList Organization (now part of ICSA Labs (itself part of TrueSecure Corporation). It aims to keep track of malware that is spreading in the real world (the WildList FAQ cites the WildList as ‘the world’s authority on which viruses users should really be concerned with’). However, today’s connected world, and the massive increase in malware samples in recent years (Kaspersky… Read Full Article

Wiper

A type of malware, the purpose of which is to wipe (erase data from) the hard drive of the computer it infects.

Worm

Worms are generally considered to be a subset of viruses, but with key differences. A worm is a computer program that replicates, but does not write its code to other files: instead, it installs itself on a victim’s computer and then looks for a way to spread to other computers. From a victim’s perspective, there are observable differences. In the case of a virus, the longer it goes undetected, the more infected files there will be on the computer. In… Read Full Article