| Interface | Description | 
|---|---|
| AppChallengeContext | The  AppChallengeContextinterface allows the Authentication
 to return an object that contains state and is used for
 subsequent steps in a multi-step challenge/response process. | 
| AppContext | AppContext is an interface that allows an application developer
 to publish values from within the application to the security runtime. | 
| AppContextElement | The AppContextElement abstract base class is a simple interface for representing a name/value pair. | 
| Class | Description | 
|---|---|
| Authentication | Server side Authentication service. |