The Identity Management module defines the base identity model; a collection of interfaces and classes that represent the identity constructs (such as users, groups and roles) used throughout PicketLink (see Chapter 3, Identity Management - Overview for more details). As such, it is a required module and must always be included in any application deployments that use PicketLink for security. It also provides a uniform API for managing the identity objects within your application. The Identity Management module has been designed with minimal dependencies and may be used in a Java SE environment, however the recommended environment is Java EE in conjunction with the base module.

Libraries are as follows: