https://www.theverge.com/2017/10/22/16516670/google-play-security-rewards-program-vulnerabilities-bug-bounty >Google is introducing a new program to help root out vulnerabilities in third-party apps in its Google Play storefront. The Google Play Security Reward Program will pay researchers who discover problems in popular Android apps found in the store. >Google has maintained bug bounty programs for products such as Chrome, Chrome OS and others, paying thousands of dollars for vulnerabilities. Developers of popular apps are invited to opt-in to the program to “proactively [improve] the security of some of the most popular Android apps on Google Play.”