blocking software

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Software which is used to block access to Web sites which are considered inappropriate for the user of a browser to access. The criteria used by blocking programs are quite diverse including: a list of banned Web sites, those sites which contain certain words such as ‘sex’ or sites that are identified by a content rating system such as the Platform for Internet Content Selection. Such systems provide a series of keywords which the blocking software recognizes thus preventing access to Web pages.

Subjects: Computing.

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