1. Adams, C., & Farrell, S. (1999). RFC 2510: Internet X.509 Public Key Infrastructure: Certificate Management Protocols.
2. Anonymizer. http://www.anonymizer.com/ . Accessed 5 Oct 2007.
3. Chen, Z. (2007). A scenario for identity management in Daidalos. CNSR ’07: Fifth Annual Conference on Communication Networks and Services Research, New Brunswick, Canada.
4. Clarke, I., Sandberg, O., Brandon, W., & Hong, T. W. (2001). Freenet: A distributed anonymous information storage and retrieval system. In Designing Privacy Enhancing Technologies. International Workshop on Design Issues in Anonymity and Unobservability. New York: Springer.
5. Cook, D. J., Youngblood, M., Heierman, E. O., Gopalratnam, K., Rao, S., Litvin, A., & Khawaja, F. (2003). MavHome: An agent-based smart home. PerCom 2003: Pervasive Computing and Communications 2003, Conference, Dallas, Texas.