This identifier specifies authentication persistence across requests on a connection. The value can indicate that authentication is valid for a single request, or that authentication is valid for a single request only when the request was by a proxy. A value of 0 indicates that the authentication is not reset after the first request.
| Data type | DWORD |
| Default inheritance | Inheritable |
| User type | IIS_MD_UT_FILE |
| Constant | Value | Description |
|---|---|---|
| MD_AUTH_SINGLEREQUEST | 0x00000040 | Authentication valid for single request |
| MD_AUTH_SINGLEREQUESTIFPROXY | 0x00000080 | Authentication valid for single request if request is by proxy and the request is not handled by Microsoft® Proxy Server (i.e., if MS Proxy Server is running on the local IIS server and the request is targeted to a non-local server) |
| MD_AUTH_SINGLEREQUESTALWAYSIFPROXY | 0x00000100 | Authentication valid for single request if request is by proxy. |
This identifier is available at the following metabase keys:
| Metabase Path | Key Type |
|---|---|
| /LM/W3SVC | IIsWebService |
| /LM/W3SVC/n | IIsWebServer |
| /LM/W3SVC/n/ROOT | IIsWebVirtualDir |
| /LM/W3SVC/n/ROOT/WebVirtualDir | IIsWebVirtualDir |
| /LM/W3SVC/n/ROOT/WebVirtualDir/WebDirectory | IIsWebDirectory |
| /LM/W3SVC/n/ROOT/WebVirtualDir/WebDirectory/WebFile | IIsWebFile |