Summary

Recommendation ITU-T X.1253 proposes security guidelines for identity management (IdM) systems. The security guidelines provide how an IdM system should be deployed and operated for secure identity services in a next generation network (NGN) or cyberspace environment. The security guidelines focus on providing official advice on how to employ various security mechanisms to protect a general IdM system and it also provides the required proper security procedures when two IdM systems are interoperated.