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ClearSDN Content Filter Update

Intro to Content Filter

The Content Filter monitors the inbound Internet traffic and blocks inappropriate material from view by the browser.  The Content Filter can be used not only to block inappropriate material, but also to enforce company policies. For instance, blocking personal webmail sites can increase productivity at the office.

Benefits of Content Filter

Content Filter benefits the organization by improving productivity and reducing liability. Entertainment and news sites can be blocked so that users spend their time working instead of browsing. Content Filter can also be used to keep inappropriate material such as pornography, gambling, or violent content off the network. This not only improves productivity, but reduces potential liability an employer may have to control content and activity in the work place.

The Content Filter may also be configured with user specific or computer specific policies that apply permissions or restrictions based on content types or a time of day. These powerful controls (Access Control Lists) give you the ability to keep your network protected from inappropriate content based on the needs of the individuals.

How Content Filter Works

Content Filter has two capabilities - white/grey/black list and contextual word reference.  White/grey/black list is an authorized list of web site URLs with approved (white), scrutinized based on individual pages within the site (grey), and unapproved (black) sites.  This list needs to be maintained regularly because new sites appear, old sites disappear and current sites move around. By enabling the Content Filter service, you will receive regular updates to the filter lists. The contextual word reference process reviews the words contained on a specific page for inappropriate words and phrases.  Approved sites that introduce inappropriate content can also be blocked.  The updates are maintained by human editors and not by automated computer "spiders". This improves the accuracy of the blocking schemes.

Content Filter

Click on a thumbnail image to view full-sized Content Filter screenshots, which illustrates how ClearSDN integrates with ClearOS.