This category covers the websites related to some illegal activity, including:
- Domains hosting peer to peer (BitTorrent, emule, DC++) tracker sites which are known in helping to distribute copyrighted content without the copyright holder consent;
- Domains hosting websites which distribute warez (pirated commercial software) or hosting the relevant discussion boards;
- Domains hosting websites dedicated to unlicensed use of software, such as hosting cracks, key generators and serial numbers to facilitate using of software illegally;
- Domains hosting Child Sexual Abuse Material (CSAM).
Some of those websites may be also detected as pornography or alcohol/tobacco, since they often use porn or alcohol advertisements to earn money.
Example: http://www.thepiratebay.org
