Web pages that provide ""how-to"" directions, or otherwise enable, fraud, crime, or malicious activity that is computer oriented.
Web pages related to computer crime include malicious hacking information or tools that help individuals gain unauthorized access to computers and networks (root kits, kiddy scripts).
Includes sites for content delivery networks, XML reference schemas, web analytics and statistics services, transaction servers, and corporate image servers.
Includes sites of online gambling or lottery web sites that invite the use of real or virtual money; information or advice for placing wagers, participating in lotteries, gambling, or running numbers; virtual casinos and offshore gambling ventures; sports picks and betting pools; and virtual sports and fantasy leagues that offer large rewards or request significant wagers.
Note: Casino, hotel, and resort sites that do not feature online gambling or provide gaming tips are categorized under Travel.
Includes sites of banner ad servers, sites with pop-up advertisements, and sites with known adware.
Note: Sophos's advanced categorization data uses the most current technical definition for Adware, and thus recognizes the difference between non-malicious adware, such as ""cookies"" and more serious Spyware.
Includes sites identified to be used for command & control servers (callhome, C2) by malware running on infected computers.
Includes sites of web-based chat and instant message servers.Includes sites for downloadable (non-streaming) movie, video or sound clips; downloadable PDA software, including themes and graphics; freeware and shareware sites; personal storage or backup sites; and clip art, fonts and animated pages.Note: This category does not include update sites such as those for operating systems, anti-virus agents, or other business-critical programs.Includes web sites that host business and individuals' web pages, for example Geo Cities, earthlink.net, and AOL.Includes sites for recipes, instructions or kits for manufacturing or growing illicit substances for purposes other than industrial usage; glamorizing, encouraging, or instructing on the use of or masking the use of alcohol, tobacco, illegal drugs, or other substances that are illegal to minors; information on ""legal highs"", including glue sniffing, misuse of prescription drugs, or abuse of other legal substances; distributing illegal drugs free or for a charge; and displaying, selling, or detailing the use of drug paraphernalia.Includes general business corporate web sites, international and multi-national large general business corporate sites, business associations, and basic business sites, such as Fed Ex, that enable organizations to manage their necessary daily business tasks.