Filter by Content
Blocking requests that do not conform to content policies
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Blocking requests that do not conform to content policies
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There are several ways to filter requests based on their content.
are a powerful method for specifying content restrictions for traffic. They are included within , which are used within , which are assigned to various locations of your site/application at .
A more direct method is to . This too provides powerful filtering capabilities. Here's a comparison between this and Custom Signatures.
Both can deny requests based on their content.
Location-based filtering makes it easier to require certain content in incoming requests.
Location-based filtering is simpler when setting up different filters for different locations.
Custom Signatures are modular, and once defined, they can be re-used in multiple places throughout the interface. A location-based filter definition cannot do this. Instead, you have to manually define the filtering conditions for each location.
can be used to rate-limit a requestor, based on the content that is requested.
examines the characters found in arguments. Depending on its mode, it can block requests if unexpected characters are found, or pass them on to the WAF for further inspection. It can also act as an inverse content filter; those requests with arguments which contain only whitelisted characters can bypass WAF filtering.