Policy References

Collections of words or phrases (lexical expressions) with associated weightings. See Lexical Expressions for more information.

Email messages that can be sent as a notification, for example to the original message sender or the system administrator. See Informs for more information.

Lists of one or more file identification masks for identifying the presence of particular files or file types in a communication. See Filename Lists for more information.

Lists of one or more hexadecimal signatures that can be identified at the start or end of a media type file. The Gateway provides a number of custom media types and you can also create your own. See Custom Media Types for more information.

Lists of specific URLs used by content rules. URL Lists can be dynamic, updating in real-time to known malicious threats, or customized. You can apply URL Lists to sanitize content when a suspicious URL is encountered by the Gateway. See URL Lists for more information.

Groupings of one or more users to whom you want to apply a common policy. See User Name Lists for more information.

Groupings of individual user machines. Machine lists can be used to define one 'endpoint' of a policy route. See Machine Lists for more information.

Groupings of web pages to which policies can apply. You can use Internet Zones as part of route definitions. Internet Zones define the World Wide Web endpoint of a route. See Internet Zones for more information.

Groupings of URLs that define the internal web sites of your company. See Intranet Sites for more information.

Configurable pages which are displayed when a prohibited web page is accessed. See End User & Block Pages for more information.