Namespace Nette\Security
| Identity | Default implementation of IIdentity. |
| Permission | Access control list (ACL) functionality and privileges management. |
| SimpleAuthenticator | Trivial implementation of IAuthenticator. |
| IAuthenticator | Performs authentication. |
| IAuthorizator | Authorizator checks if a given role has authorization to access a given resource. |
| IIdentity | Represents the user of application. |
| IPermissionAssertion | Represents conditional ACL Rules with Assertions. |
| IResource | Represents resource, an object to which access is controlled. |
| IRole | Represents role, an object that may request access to an IResource. |
| AuthenticationException | Authentication exception. |