| Name | Description | Type | Package | Framework |
| AccessControlException | An exception class for access control related issues. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| AclEntry | Defines a single entry in an ACL. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| AclEntryScope | Specifies the scope or intended usage of an ACL entry. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| AclEntryType | Specifies the type of an ACL entry. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| AclStatus | An AclStatus contains the ACL information of a specific file. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| FsAction | File system actions, e. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |
| FsPermission | A class for file/directory permissions. | Class | org.apache.hadoop.fs.permission | Apache Hadoop |