Proxy server products whose main focus is filtering features that prevent unauthorized viewing of unapproved Internet content. Such products usually disallow access to material which the administrator or organization considers to be either offensive or unrelated to the task for which Web access is provided to individuals.
Advertising
Proxy like tools/methods designed to filter out advertisements such as ad banners or pop-up ads.
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Circumventing
Sites that describe how to disable or get around filters, or provide the means to do so.
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PICS Ratings System
Rating systems using PICS tags to classify web page content. Several web browsers support filtering based on these tags.
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Software
Applications designed to block access to specific types of Internet content. (Either at home to protect children from viewing inappropriate material, or at work to prevent employees viewing material that is not relevant to their work.)
Client,
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