# AccessControlSubjectType

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Enums](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.AccessControlSubjectType/

Indirect property ID level type enumeration.

- **Full name:** `MFiles.AccessControlSubjectType`
- **Proto file:** [`mfiles/enums.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/enums.proto)

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## Values

| Name | Number | Description |
|---|---|---|
| <a id="v-ACCESS_CONTROL_SUBJECT_TYPE_UNKNOWN"></a>`ACCESS_CONTROL_SUBJECT_TYPE_UNKNOWN` | 0 | The subject type is unknown. |
| <a id="v-ACCESS_CONTROL_SUBJECT_TYPE_USER"></a>`ACCESS_CONTROL_SUBJECT_TYPE_USER` | 1 | The subject is a specific user. |
| <a id="v-ACCESS_CONTROL_SUBJECT_TYPE_USER_GROUP"></a>`ACCESS_CONTROL_SUBJECT_TYPE_USER_GROUP` | 2 | The subject is a user group. |
| <a id="v-ACCESS_CONTROL_SUBJECT_TYPE_PSEUDO_USER"></a>`ACCESS_CONTROL_SUBJECT_TYPE_PSEUDO_USER` | 3 | The subject is a pseudo user. |

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## Used in fields

- [`AccessControlSubject.type`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.AccessControlSubject/index.md#f-type): Subject type.