Launching a search for Breast Cancer Awareness should not result in a flood of pornographic URLs, but if your filtering solution isnt capable of analyzing context as well as words, that might be what happens. Filtering pornographic texts may focus only on the word breast and not on the context in which it is presented. It is important that your companys Appropriate Use Policy (AUP) includes the specific definition of what constitutes Web sites that need to be blocked. Visiting the Breast Cancer Societys home page would probably be allowed by most company AUPs. However, making sure that authorized sites get through and inappropriate sites get blocked, can be a very tricky business, especially if your filtering solution looks only at words and not context.
The Hardware Filtering Option
One way to ensure that your AUP is accurately enforced is to implement a hardware filtering solution that is able to handle both words and context. In addition, an appliance offers other advantages that make it the ideal choice to perform complex filtering processes that are fast, accurate and flexible.
One advantage is that an appliance-based filtering solution fits...