> For the complete documentation index, see [llms.txt](https://www.pinvoke.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.pinvoke.dev/secur32/lsagetlogonsessiondata.md).

# LsaGetLogonSessionData

```csharp
[DllImport("SECUR32.dll", ExactSpelling = true)]
[DefaultDllImportSearchPaths(DllImportSearchPath.System32)]
public static extern unsafe NTSTATUS LsaGetLogonSessionData(
    LUID* LogonId,
    SECURITY_LOGON_SESSION_DATA** ppLogonSessionData);
```

[LUID](/foundation/luid.md)

[SECURITY\_LOGON\_SESSION\_DATA](/authentication/security_logon_session_data.md)