# IRPCExtensionAuthentications.GetExtensionAuthenticationStatus

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Vault API](https://developer.m-files.com/APIs/gRPC-API/vault/index.md) > [Extension authentications](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCExtensionAuthentications/index.md)

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

Badges: `Vault API / standard` `read` `session` `idempotent` `returns metadata structure version`

Lists the targets for which the caller has stored credentials, with the account name used.

- **Service:** [Extension authentications](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCExtensionAuthentications/index.md) `MFiles.IRPCExtensionAuthentications`
- **gRPC method:** `/MFiles.IRPCExtensionAuthentications/GetExtensionAuthenticationStatus`
- **HTTP (mf-http-grpc):** `POST /grpc/v1/get-extension-authentication-status`
- **Request:** [`GetExtensionAuthenticationStatusRequest`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCExtensionAuthentications/GetExtensionAuthenticationStatus/index.md#request)
- **Response:** [`GetExtensionAuthenticationStatusResponse`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCExtensionAuthentications/GetExtensionAuthenticationStatus/index.md#response)
- **Book and level:** Vault API, standard
- **Kind:** read
- **Session:** Required: the session ID from LogIn in the mfiles-session-id-bin metadata.
- **Idempotent:** yes
- **Returns metadata structure version:** yes (in the mfiles-metadata-version-bin trailer)
- **Streaming:** none (unary)

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## Remarks

- Requires a vault session. Returns only the caller's own entries.
- A target with no entry has no stored credentials for the caller.

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## Request: GetExtensionAuthenticationStatusRequest

No fields.

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## Response: GetExtensionAuthenticationStatusResponse

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `statuses[]` | repeated [`ExtensionAuthenticationStatus`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.ExtensionAuthenticationStatus/index.md) | One entry per target with stored credentials. |
| `statuses[].user` | `int32` | The ID of the user account the credentials belong to. |
| `statuses[].user_type` | [`ExtensionAuthenticationSpecialUserType`](https://developer.m-files.com/APIs/gRPC-API/Reference/Enums/MFiles.ExtensionAuthenticationSpecialUserType/index.md) | `EXTENSION_AUTHENTICATION_SPECIAL_USER_TYPE_NORMAL` for a user's own credentials, or the kind of vault-wide account. Values: `EXTENSION_AUTHENTICATION_SPECIAL_USER_TYPE_NORMAL` (0), `EXTENSION_AUTHENTICATION_SPECIAL_USER_TYPE_COMMON` (1), `EXTENSION_AUTHENTICATION_SPECIAL_USER_TYPE_BACKGROUND` (2), `EXTENSION_AUTHENTICATION_SPECIAL_USER_TYPE_PERMISSIONS` (3). |
| `statuses[].connection_name` | `string` | The `id` of the target. |
| `statuses[].account` | `string` | The account name on the external system. |
| `statuses[].is_missing` | `bool` | True if no usable credentials are stored for this user and target. |