This identifier specifies a comma-delimited list of Microsoft® Windows NT® authentication schemes, such as Windows NT Challenge/Response implementation, that are available. This list is provided when the MD_AUTH_NT flag is set in MD_AUTHORIZATION.
| Data type | STRING |
| Default inheritance | Inheritable |
| User type | IIS_MD_UT_FILE |
This identifier is available at the following metabase keys:
| Metabase Path | Key Type |
|---|---|
| /LM/W3SVC | IIsWebService |
| /LM/W3SVC/n | IIsWebServer |