Smartphone Champ blog blog publicized a major security flaw within Google Wallet. Hackers can give hackers access to your Google Prepaid Card through the simple act of resetting your PIN. Google Wallet is aware of the flaw and is working on an automated fix that will be available soon. The company recommends that anyone who loses or wants to sell their phone to call Google Wallet support toll-free at 855-492-5538 to disable the prepaid card. Google debuted the application on the Sprint network with the Nexus S 4G device in spring 2011.”]
Source: https://www.csoonline.com/article/2130894/blogger-exposes-major-google-wallet-security-flaw.html