> For the complete documentation index, see [llms.txt](https://docs.forestall.io/fsprotect/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.forestall.io/fsprotect/search-and-reports/active-directory-entities/spn.md).

# SPN

| Field            | Type   | Possible Operators                                                       | Description                                                                                                                             |
| ---------------- | ------ | ------------------------------------------------------------------------ | --------------------------------------------------------------------------------------------------------------------------------------- |
| **Guid**         | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | A unique identifier that is a combination of GUID of selected `Scan` and random GUID.                                                   |
| **FSName**       | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | A special unique identifier that is a combination of the `Service Class of the SPN` and the `FSName of the related object`.             |
| **Host**         | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | Fully qualified domain name or NetBIOS name of the computer that the service running on.                                                |
| **Port**         | NUMBER | `EQUAL`, `BETWEEN`, `SMALLER`, `LARGER`, `SMALLER_EQUAL`, `LARGER_EQUAL` | Port number of the service.                                                                                                             |
| **ServiceClass** | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | Name of the service.                                                                                                                    |
| **FullName**     | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | Combination of `Host`, `Port` and `ServiceClass` attributes.                                                                            |
| **ServiceName**  | TEXT   | `LIKE`,`NOT_LIKE EQUAL`,`NOT_EQUAL`,`IS_EMPTY`                           | Specifies the unique identifier or instance name of the service within the SPN, distinguishing it from other similar service instances. |