ISO/IEC 9594-4:2005 provides specifications for how information about objects, e.g. persons, is organized, created, maintained and retrieved. It also gives provisions for protecting stored information through authentication and access control specifications.
ISO/IEC 9594-4:2005 specifies the procedures by which the distributed components of the Directory interwork in order to provide a consistent service to its users. This includes defining procedures for interworking with LDAP.