# QVWSAuthentication Class

Namespace: [PIX.QMSAPI.DataObjects](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.htm)  
Assembly: PIX.dll

QlikView WebServer authentication.

## Inheritance

* System.Object
  * QVWSAuthentication

## Syntax

```
public class QVWSAuthentication
```

## Constructors

| Name | Description |
| --- | --- |
| [QVWSAuthentication()](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.QVWSAuthentication.-ctor.htm#PIX_QMSAPI_DataObjects_QVWSAuthentication__ctor) |  |

## Fields

| Name | Description |
| --- | --- |
| [AuthenticationType](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.QVWSAuthentication.AuthenticationType.htm) | Type of the QlikView WebServer authentication. |

## Properties

| Name | Description |
| --- | --- |
| [Header](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.QVWSAuthentication.Header.htm#PIX_QMSAPI_DataObjects_QVWSAuthentication_Header) | If the type is Header, this value holds the header name. |
| [Prefix](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.QVWSAuthentication.Prefix.htm#PIX_QMSAPI_DataObjects_QVWSAuthentication_Prefix) | If the type is header, this value holds the prefix. |

### Extension Methods

[ApiFilter.FilterFor<T>(T, Nullable<ApiVersion>)](https://help.qlik.com/en-US/qlikview-developer/September2025/Subsystems/QMSAPIref/Content/PIX.ApiFiltering.ApiFilter.FilterFor.htm#PIX_ApiFiltering_ApiFilter_FilterFor__1___0_System_Nullable_PIX_ApiVersion__)