TRITON - Web Security Help, Version 7.7 - Websense

Internet Usage Filtersor the persons or interests who publish them, and they should not be construed assuch. Likewise, the labels attached to Websense categories are convenient shorthandand are not intended to convey, nor should they be construed as conveying, anyopinion or attitude, approving or otherwise, toward the subject matter or the sites soclassified.The up-to-date list of Master Database categories is available at:websense.com/global/en/ProductsServices/MasterDatabase/URLCategories.phpTo suggest that a site be added to the Master Database, or that a site be moved fromone category to another, click Suggest New Category in the right shortcut pane ofTRITON - Web Security. You are prompted to log on to MyWebsense, then taken tothe Site Lookup Tool, which allows you to verify the current category assigned to asite and request a new category.When you create a category filter in TRITON - Web Security, you choose whichcategories to block and which to permit.In addition to housing URL categories, the Websense Master Database includesprotocol groups used to manage non-HTTP Internet traffic. Each protocol groupdefines similar types of Internet protocols (like FTP or IRC) and applications (likeMSN Messenger or BitTorrent). The definitions are verified and updated as frequentlyas nightly.As with categories, you can define custom protocols for use in Internet filtering.The up-to-date list of Master Database protocols is available at:websense.com/global/en/ProductsServices/MasterDatabase/ProtocolCategories.phpWhen you create a protocol filter, you choose which protocols to block and which topermit.NoteIn Websense Web Filter and Web Security deployments,Network Agent must be installed to enable protocol-basedfiltering.With Websense Web Security Gateway and GatewayAnywhere, it is possible to filter non-HTTP protocols thattunnel over HTTP ports without using Network Agent. SeeTunneled protocol detection, page 192, for moreinformation.Websense Web Security Gateway Anywhere hybridfiltering does not enforce protocol filters.Some Websense-defined protocols allow blocking of outbound Internet trafficdestined for an external server—for example, a specific instant messaging server.TRITON - Web Security Help 51