---
title: adCampaignIdentifier
framework: storekit
role: symbol
role_heading: Instance Property
path: storekit/skadimpression/adcampaignidentifier
---

# adCampaignIdentifier

A number that represents the advertising network’s campaign.

## Declaration

```swift
var adCampaignIdentifier: NSNumber { get set }
```

## Mentioned in

Generating the signature to validate view-through ads Identifying the parameters in install-validation postbacks

## Discussion

Discussion Ad networks set their own campaign identifiers, which must be an integer >=1 and <=100.

## See Also

### Creating a signature

- [init(sourceAppStoreItemIdentifier:advertisedAppStoreItemIdentifier:adNetworkIdentifier:adCampaignIdentifier:adImpressionIdentifier:timestamp:signature:version:)](storekit/skadimpression/init(sourceappstoreitemidentifier:advertisedappstoreitemidentifier:adnetworkidentifier:adcampaignidentifier:adimpressionidentifier:timestamp:signature:version:).md)
- [version](storekit/skadimpression/version.md)
- [adNetworkIdentifier](storekit/skadimpression/adnetworkidentifier.md)
- [sourceIdentifier](storekit/skadimpression/sourceidentifier.md)
- [advertisedAppStoreItemIdentifier](storekit/skadimpression/advertisedappstoreitemidentifier.md)
- [adImpressionIdentifier](storekit/skadimpression/adimpressionidentifier.md)
- [sourceAppStoreItemIdentifier](storekit/skadimpression/sourceappstoreitemidentifier.md)
- [timestamp](storekit/skadimpression/timestamp.md)