# Package org.apache.cassandra.auth

- Interface Summary
  Interface | Description
  --- | ---
  AuthCacheMBean |
  IAuthenticator |
  IAuthenticator.SaslNegotiator | Performs the actual SASL negotiation for a single authentication attempt.
  IAuthorizer | Primary Cassandra authorization interface.
  IInternodeAuthenticator |
  IResource | The interface at the core of Cassandra authorization.
  IRoleManager | Responsible for managing roles (which also includes what used to be known as users), including creation, deletion, alteration and the granting and revoking of roles to other roles.
  PasswordAuthenticator.CredentialsCacheMBean |
  PermissionsCacheMBean | Retained since CASSANDRA-7715 for backwards compatibility of MBean interface classes.
  RolesCacheMBean | Retained since CASSANDRA-7715 for backwards compatibility of MBean interface classes.

- Class Summary
  Class | Description
  --- | ---
  AllowAllAuthenticator |
  AllowAllAuthorizer |
  AllowAllInternodeAuthenticator |
  AuthCache<K,V> |
  AuthConfig | Only purpose is to Initialize authentication/authorization via `AuthConfig.applyAuth()`.
  AuthenticatedUser | Returned from IAuthenticator#authenticate(), represents an authenticated user everywhere internally.
  AuthKeyspace |
  AuthMigrationListener | MigrationListener implementation that cleans up permissions on dropped resources.
  CassandraAuthorizer | CassandraAuthorizer is an IAuthorizer implementation that keeps user permissions internally in C* using the system_auth.role_permissions table.
  CassandraLoginModule | LoginModule which authenticates a user towards the Cassandra database using the internal authentication mechanism.
  CassandraPrincipal | This class implements the `Principal` interface and represents a user.
  CassandraRoleManager | Responsible for the creation, maintenance and deletion of roles for the purposes of authentication and authorization.
  DataResource | The primary type of resource in Cassandra.
  FunctionResource | IResource implementation representing functions.
  JMXResource |
  PasswordAuthenticator | PasswordAuthenticator is an IAuthenticator implementation that keeps credentials (rolenames and bcrypt-hashed passwords) internally in C* - in system_auth.roles CQL3 table.
  PermissionDetails | Sets of instances of this class are returned by IAuthorizer.listPermissions() method for LIST PERMISSIONS query.
  PermissionsCache |
  Resources |
  RoleOptions |
  RoleResource | IResource implementation representing database roles.
  Roles |
  RolesCache |

- Enum Summary
  Enum | Description
  --- | ---
  IRoleManager.Option | Supported options for CREATE ROLE/ALTER ROLE (and CREATE USER/ALTER USER, which are aliases provided for backwards compatibility).
  Permission | An enum encapsulating the set of possible permissions that an authenticated user can have on a resource.

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