# Package javax.security.auth

This package provides a framework for authentication and authorization.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  Destroyable | Objects such as credentials may optionally implement this interface to provide the capability to destroy its contents.
  Refreshable | Objects such as credentials may optionally implement this interface to provide the capability to refresh itself.

- Class Summary
  Class | Description
  --- | ---
  AuthPermission | This class is for authentication permissions.
  Policy | Deprecated as of JDK version 1.4 -- Replaced by java.security.Policy.
  PrivateCredentialPermission | This class is used to protect access to private Credentials belonging to a particular `Subject`.
  Subject | A `Subject` represents a grouping of related information for a single entity, such as a person.
  SubjectDomainCombiner | A `SubjectDomainCombiner` updates ProtectionDomains with Principals from the `Subject` associated with this `SubjectDomainCombiner`.

- Exception Summary
  Exception | Description
  --- | ---
  DestroyFailedException | Signals that a `destroy` operation failed.
  RefreshFailedException | Signals that a `refresh` operation failed.

## Package javax.security.auth Description

This package provides a framework for authentication and authorization. The framework allows authentication to be performed in pluggable fashion. Different authentication modules can be plugged under an application without requiring modifications to the application itself. The authorization component allows specification of access controls based on code location, code signers and code executors (Subjects).

Since:
  JDK1.4

Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

Copyright © 1993, 2014, Oracle and/or its affiliates. All rights reserved.