# Package nxt.authentication

- Interface Summary
  Interface | Description
  --- | ---
  RoleMapper | Map Nxt account to authentication role
  SecurityToken | Security token

- Class Summary
  Class | Description
  --- | ---
  RoleMapperFactory | Create a role mapper for a permissioned blockchain
  RoleMapperFactory.NullRoleMapper | Dummy role mapper for a non-permissioned blockchain
  SecurityTokenFactory | Generate an authentication security token for a permissioned blockchain

- Enum Summary
  Enum | Description
  --- | ---
  Role | Authentication roles