DeepSec 2019 Talk: Abusing Google Play Billing for Fun and Unlimited Credits! – Guillaume Lopes

Sanna/ November 22, 2019/ Conference, Security

In 2017, the estimated global in-app purchase revenue was projected to exceed $37 billion. Just in the Google Play Store, for 2018, more than 200 000 apps are offering in-app purchases. However, the Google Play Billing API is vulnerable by design and allows an attacker to bypass the payment process. I analyzed several android games and found that it’s possible to bypass the payment process. This presentation will show real vulnerable applications (Fruit Ninja, Doodle Jump, etc.). We asked Guillaume a few more questions about his talk. Please tell us the top 5 facts about your talk. The vulnerability presented is really easy to exploit Client side issues are not dead in 2019! It seems nobody cares about losing money in the game industry‚Ķ Very few vendors fixed their implementation Real vulnerable applications will

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