The Websense master database

The Most Accurate in the Industry


The Websense Master Database has the industry's most accurate classification of URLs, protocols, and applications. Websense uses a variety of proprietary classification software and human inspection techniques to maintain the Master Database.

Learn more about the investigative process used in developing the Websense Master Database from Websense Security Labs.


More Than 60 Million Web sites in more than 95 Categories URL Categories give organizations the ability to design specific Internet use policies to maintain employee productivity, manage network bandwidth usage, lessen legal liability and prevent exposure to viruses, spyware, keyloggers, and other malware.

More Than 150 Protocols in 15 Categories Protocol Categories help organizations set policies for applications requiring network resources to communicate to block spyware and keylogger backchannel communication, extend policy control and enforcement to the network level and to manage peer-to-peer (P2P), email, file transfer, and other protocols.



More Than 2.6 Million Applications and Executables in more than 50 Categories Application Categories allow organizations to define flexible, scalable policies for application use at the desktop that prohibit unauthorized applications from being installed or launched, minimize exposure to malicious applications, such as hacking tools or applications containing malicious mobile code, and decrease the possibility of application conflicts and the IT resources required to fix them.