| Package | Description | 
|---|---|
| java.security | Provides the classes and interfaces for the security framework. | 
| javax.security.auth.login | This package provides a pluggable authentication framework. | 
| javax.security.auth.spi | This package provides the interface to be used for
 implementing pluggable authentication modules. | 
| Class and Description | 
|---|
| Configuration.Parameters This represents a marker interface for Configuration parameters. | 
| LoginException This is the basic login exception. | 
| Class and Description | 
|---|
| AccountException A generic account exception. | 
| AppConfigurationEntry This class represents a single  LoginModuleentry
 configured for the application specified in thegetAppConfigurationEntry(String appName)method in theConfigurationclass. | 
| AppConfigurationEntry.LoginModuleControlFlag This class represents whether or not a  LoginModuleis REQUIRED, REQUISITE, SUFFICIENT or OPTIONAL. | 
| Configuration A Configuration object is responsible for specifying which LoginModules
 should be used for a particular application, and in what order the
 LoginModules should be invoked. | 
| Configuration.Parameters This represents a marker interface for Configuration parameters. | 
| CredentialException A generic credential exception. | 
| LoginException This is the basic login exception. | 
| Class and Description | 
|---|
| LoginException This is the basic login exception. | 
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