> 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/security/sechandle.md).

# SecHandle

```csharp
public struct SecHandle
{
    public nuint dwLower;
    public nuint dwUpper;
}
```