This book constitutes the refereed proceedings of the First IFIP WG 11.6 Working Conference on Policies and Research in Identity Management (IDMAN'07) held in Rotterdam, the Netherlands on October 11-12, 2007. The IFIP series publishes state-of-the-art results in the sciences and technologies of information and communication. The scope of the series includes: foundations of computer science; software theory and practice; education; computer applications in technology; communication systems; systems modeling and optimization; information systems; computers and society; computer systems technology; security and protection in information processing systems; artificial intelligence; and human-computer interaction. The principal aim of the IFIP series is to encourage education and the dissemination and exchange of information about all aspects of computing.