# CertVersion Enum

Namespace: [PIX.Services.Certificate](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.Services.Certificate.htm)  
Assembly: PIX.dll

## Syntax

```
public enum CertVersion
```

### Fields

| Name | Description |
| --- | --- |
| Version1 | Any QlikView certificate up to (and including) version 11.20. |
| Version2 | A QlikView certificate for version 12.00 (and above).<br>This certificate version contains extensions telling the type and holding the crypto algorithm (see the CertOIDs class). |

### Extension Methods

[ApiFilter.FilterFor<CertVersion>(Nullable<ApiVersion>)](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.ApiFiltering.ApiFilter.FilterFor.htm#PIX_ApiFiltering_ApiFilter_FilterFor__1___0_System_Nullable_PIX_ApiVersion__)