Google's security measures failed to find Android malware in Play Store
More than 50 apps were infected by malware designed for ad fraud.
ad fraud
Google bans developer with half a billion app downloads from Play Store
DO Global apps were involved in an ad fraud scheme.
Google pulls popular Chinese Android apps over large-scale ad fraud
They include the popular Selfie Camera app.
Android ad fraud scheme drained users' batteries and data
It mostly affected apps that use Twitter's MoPub ad platform.
