---
title: SKStoreProductParameterAdNetworkIdentifier
framework: storekit
role: symbol
role_heading: Global Variable
path: storekit/skstoreproductparameteradnetworkidentifier
---

# SKStoreProductParameterAdNetworkIdentifier

The key that represents the advertising network’s unique identifier.

## Declaration

```swift
let SKStoreProductParameterAdNetworkIdentifier: String
```

## Mentioned in

Combining parameters to generate a signature for SKAdNetwork 1 Generating the signature to validate StoreKit-rendered ads Identifying the parameters in install-validation postbacks

## Discussion

Discussion The value for this key is an NSString. Ad networks obtain an ad network identifier during registration. Ad networks are responsible for sharing their ad network IDs with participating app developers. Apps that display ads and need to initiate the app install validation process must include the ad network ID in their Info.plist. For more information see Registering an ad network and Configuring Apps.

## See Also

### Required keys

- [SKStoreProductParameterAdNetworkCampaignIdentifier](storekit/skstoreproductparameteradnetworkcampaignidentifier.md)
- [SKStoreProductParameterAdNetworkTimestamp](storekit/skstoreproductparameteradnetworktimestamp.md)
- [SKStoreProductParameterAdNetworkNonce](storekit/skstoreproductparameteradnetworknonce.md)
- [SKStoreProductParameterAdNetworkAttributionSignature](storekit/skstoreproductparameteradnetworkattributionsignature.md)