Computing anytime anywhere is more and more the rule. In this ambient intelligent world, the choice of identity mechanisms will have a large impact on its social, cultural, business and political aspects. Privacy is a human need and the whole of society would suffer from its demise. Moreover, people have a hectic life and cannot spend their time administering their digital identities. In this paper, we survey how the requirements for identity management have evolved, and their associated technologies, with emphasis on the federated approaches and user-centricity.
['T. El Maliki', 'J.-M. Seigneur']
A Survey of User-centric Identity Management Technologies