# HeaderAuthentication Constructor

## Overloads

| [HeaderAuthentication()](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QVWebServer.HeaderAuthentication.-ctor.htm#PIX_QVWebServer_HeaderAuthentication__ctor) |  |  |
| --- | --- | --- |

[](https://help.qlik.com/en-US/qlikview-developer/Subsystems/QMSAPIref/Content/PIX.QVWebServer.HeaderAuthentication.-ctor.htm) [](https://help.qlik.com/en-US/qlikview-developer/Subsystems/QMSAPIref/Content/PIX.QVWebServer.HeaderAuthentication.-ctor.htm)

## HeaderAuthentication()

### Declaration

```

          public HeaderAuthentication()
    
  
```