Interoperability and anonymity for ID management systems

Many people provide their personal information for services via internet. Therefore, people would encounter potential danger of exposing personal information and difficulties of managing ID/PW. IDMS is a service helps a user manage ID and PW efficiently and maintain personal information securely. For the development of IDMS, interoperability between IDMS and providing anonymity are necessary. In this paper, we introduce and analysis IDMS and propose the method both authentication and anonymity are provided in IDMS.