New app-ads.txt tabs in the Google Ad Manager and AdMob interfaces will show errors and issues to address in publishers’ files. Google Ad Manager and AdMob, Google’s mobile ad network, now support ads-app.txt, the anti-ad fraud protocol for app publishers. The company announced Tuesday that beginning August 27, Google Ad Manager and AdMob will block ad serving of unauthorized in-app ad inventory in both platforms when publishers have app-ads.txt files implemented. An extension of IAB Tech Lab’s ads.txt standard, app-ads.txt is designed to address the specific needs of apps distributed through mobile and connected TV app stores. Publishers publish the