Compromised

Sites that have been compromised by someone other than the site owner. Includes sites that may be vulnerable to a particular high-risk attack. This includes sites that have been infected or link to malicious sites. These sites are generally classified only by automation using virus checks and other techniques to identify a compromised site.

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Criminal Skills/Hacking

Activities that violate human rights including murder, sabotage, bomb building, etc. Information about illegal manipulation of electronic devices, encryption, misuse, and fraud. Warez and other illegal software or copy-protected content.

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Hate Speech

Extreme right/left wing groups, sexist remarks, racist remarks or racial slurs, religious hate, or the promotion of racist or bigoted views.

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Illegal Drugs

Use or information on commonly illegal drugs, misuse of prescription drugs, and other compounds. Includes sites giving non-clinical descriptions or stories about being high. Also includes sites on legalizing marijuana and sites that display pictures of marijuana plants.

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Phishing/Fraud

Manipulated websites and emails for fraudulent purposes, also known as phishing. These sites are often trying to impersonate legitimate sites in order to steal passwords, social security numbers, and other confidential information.

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Spyware and Malicious Sites

Sites with software that installs on a user’s computer with the intent to collect information or make system changes without the user’s consent. Includes sites that try to trick users into installing software or try to exploit vulnerabilities in web browsers to install software automatically.

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Nudity

Photographs or drawings showing a woman’s bare breast or butt. In rare cases where the intent is clearly not offensive or sexual, photographs that show genitalia may be categorized as nudity. Sites with photographs containing nearly nude models wearing only underwear or lingerie should also be considered Nudity. Does not include sites where the focus is specifically on the butt, breast, or crotch even if these parts are covered. Such sites should be classified Pornography.

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Mature

This category is for sites with adult content that do not already fit under another adult category. This includes sites that discuss alternative lifestyles, sex/sexuality, pregnancy, and abortion. Also includes sites that use profanity, are offensive, disgusting, or tasteless.

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Pornography/Sex

Explicit content including text or images depicting a sexual act, sexual arousal, or nude images intended to be sexual in nature. May also include explicit photos without nudity such as close-up pictures of body parts such as women’s cleavage (even though the woman may be wearing a bra).

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Violence

Instructions on how to commit violence excluding Criminal Skills like bomb making. Includes militancy, torture, crime-scene photos, and descriptions or pictures of a violent or gory nature. Also includes sites that promote violence.

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Weapons

Guns and weapons when not used in a violent manner such as descriptions, sport hunting, gun clubs, or paintball. Also includes other weapons like crossbows, knives, etc.

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Anonymizer

Proxies and anonymizers for surfing websites. Tools used to anonymize web use or to circumvent website filters.

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Computers and Technology

Sites with information about computers, software, hardware, peripheral and computer services. Includes sites dedicated to reviewing or marketing technology products.

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Download Sites

Shareware, freeware, and other legal software downloads (see Criminal Skills for pirated software). Includes P2P sites and software, screen savers, web templates, ringtones, and any site with a repository of downloadable items.

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Translator

Translate sites from one language to another.

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Alcohol

Sites that promote or sell alcohol.

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Health

Personal health and medical services including sites with information on equipment, procedures, mental health, finding doctors, recovery (drug and alcohol), etc. Does not include prescription drug information. Also includes information on doctors and medical insurers.

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Pharmacy

Prescribed medications and information about legal drugs, drug studies, medical use, or pharmacies (online or otherwise).

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Tobacco

Sites that promote or sell tobacco products such as cigarettes, cigars, and chew.

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Gambling

Gambling, lottery, casinos, online poker with real stakes, and betting agencies involving chance.

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Games

Computer games, game producers, cheat sites, game walk-throughs, online games, puzzles, crosswords, etc.

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Cars/Transportation

Vehicles including selling, promoting, or discussion. Includes sites that contain information on insuring, repairing, or modifying a car. Excludes sites on trip planning or travel regardless of vehicle.

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Dating

Sites that promote relationships, dating, and marriage. Includes sites on wedding planning, sites that have personals, and relationship advice.

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Home/Leisure

Sites with information about home improvement, decorating, family, pets, gardening, cooking, event planning (non-wedding) and hobbies. Also includes babysitting services, au pairs, adoption, etc.

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Personal Webpages

Sites about or hosted by personal individuals. Includes personal blogs, guestbook servers, people talking about their family, personal hobbies, activities, etc.

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Restaurants

Food, dining, catering services, food critics, restaurant reservation and restaurant review sites.

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Sports and Recreation

Sports teams, fan clubs, and sports news. Also includes recreational activities including zoos, public recreation centers, pools, amusement parks, skiing, skydiving, etc.

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Travel

Provides travel and tourism information, including all sites devoted to planning trips, bus/train/airplane timetables and routes, or online booking or travel services such as car rentals, hotel booking, etc. Includes regional or city information sites.

Government

Government organizations, departments, or agencies. Includes police, fire, and hospitals. Government sites may be multiply-categorized for example with Travel.

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Military

Sites sponsored or devoted to the armed forces and government controlled agencies.

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Non-profits

Clubs, communities, unions, and non-profit organizations. Includes fraternities and sororities. Does not include sites that have a more specific category.

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Politics and Law

Sites that promote a political party, interest group, or issue. Information on elections and legislation, legal firms, legal information and advice. Also sites with codes and laws.

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Religion

Religious sites and information including churches, bibles, sects, and occultism.

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Education

Educational institutions, schools, preschools and structured childcare such as Montessori, CCLC, etc). Also educational materials and reference materials including dictionaries, and encyclopedias. Not included: nanny services, baby sitter sites, au pairs.

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Art

Theater, museums, exhibits, photography, artists or photographer‚ showcases, and digital graphic resources.

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Entertainment and Videos

Web sites for TV, movies, celebrity sites, entertainment news and gossip sites. Also includes sites devoted to video content, video downloads, or in-browser watching of clips, shows, or movies.

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Humor

Comedians, comic strips, jokes, and other humorous content or diversions.

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Music

Internet radio, streaming media, musicians, bands, and MP3 download sites. Includes music videos, but does not include sites for downloading ring tones, etc., which are considered Download Sites.

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News

General news information such as found in newspapers and magazines. Includes weather, but does not include thematic news that fits under another category such as Finance or Entertainment.

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Finance

Includes businesses dedicated to finance and sites dedicated to discussing finance. Finance includes banking, investing, general insurance (not health, auto, medical, or vision insurance), loans, retirement planning, tax planning, etc.

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Shopping

Online shops, catalogs, and online ordering. Auction sites and classified ads that are selling something other than Jobs, Autos, or Real Estate. Excludes shopping for products and services exclusively covered by another category such as Health.

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Chat/IM

If a site primarily exists for users to chat with each other in real time, then the site is Chat/IM. However, a site that is primarily a Finance site, for example, is not also a Chat site just because it has that extra feature on its site. Also includes sites used to send text messages to phones.

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Community Sites

Sites dedicated to forums, newsgroups, or bulletin boards. Many sites on a particular topic, such as cars, may have forums, but since there is a more specific category (Cars/ Transportation) this does not apply. This is specifically for communities and forums that don’t already have a more specific category. Broad topic mail list archives should also be included in this group.

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Social Networking

Social Networking sites are web sites in which users have their own space to talk about themselves. It is also characterized by the ability to link to other people and control what information is public versus what information can be seen by members who are linked.

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Web-based Email

Enables users to send and/or receive email through a web accessible email account. Also includes sites that send postcards and greetings to other users.

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Portal Sites

General sites with customizable personal home pages, parked domains, and sites that contain only links and no content of their own.

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Search Engines

Sites supporting the searching of web, newsgroups, pictures, directories, and other online content. Also white/yellow pages.

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Adware

Sites responsible for hosting online advertisements including advertising graphics, banners, and pop-up content.

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Business/Services

Nearly everything on the web is a business or offers or advertises a service, which is the general definition for this category. However, this category is only ever appropriate when no other more specific categories apply. Includes manufacturing, marketing services, etc.

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Job Search

Job posting sites, career planning, human resources, interview tips, resume help, classified ads for jobs, and other sites about searching for a new job.

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Real Estate

Information about renting, purchasing, selling, or financing real estate including homes, apartments, condominiums, office space, etc. Includes sites listing property for sale and real estate agents/brokers.

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Spam

Web site links found inside spammed e-mails are automatically added to this list.

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Miscellaneous

Websites that do not have any content that can be found, contain blank or missing pages or that just do not fall into any other category. Also sites like Akamai that host data on behalf of so many companies that they probably could have every category applied.