Our goal is to design and implement D-FOAF, a distributed authentication and trust infrastructure without a centralised authority. D-FOAF will be a backbone for trust applications based on social relationships and will establish idenity of users similar to the way we establish identify and trust in real life.
This article introduces core Semantic Web concepts and standards, and explains how to expose an LDAP directory as a service that Semantic Web applications can consume using the open source SquirrelRDF utility.