The Platform for Internet Content Selection (PICS) was a specification created by

W3C The World Wide Web Consortium (W3C) is the main international standards organization for the World Wide Web. Founded in 1994 by Tim Berners-Lee, the consortium is made up of member organizations that maintain full-time staff working together in ...

that used

metadata Metadata (or metainformation) is "data that provides information about other data", but not the content of the data itself, such as the text of a message or the image itself. There are many distinct types of metadata, including: * Descriptive ...

to label webpages to help parents and teachers control what children and students could access on the

Internet The Internet (or internet) is the Global network, global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a internetworking, network of networks ...

. The W3C Protocol for Web Description Resources project integrates PICS concepts with RDF. PICS was superseded by POWDER, which itself is no longer actively developed. PICS often used content labeling from the Internet Content Rating Association, which has also been discontinued by the Family Online Safety Institute's board of directors. An alternative self-rating system, named Voluntary Content Rating, was devised by Solid Oak Software in 2010, in response to the perceived complexity of PICS. Internet Explorer 3 was one of the early web browsers to offer support for PICS, released in 1996. Internet Explorer 5 added a feature called ''approved sites'', that allowed extra sites to be added to the list in addition to the PICS list when it was being used.New Features in Internet Explorer 5
Microsoft Knowledgebase Article Q221787

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