Google's Abandoned Android Authenticator App

The news has just broken that Google's Authenticator App can have its codes stolen by malware. I doubt Google will ever release a fix for this issue – their 2FA app hasn't been updated since September 2017. Update! 3 months after I published this post, Google updated their app For two-and-a-half years, Google hasn't touched their 2FA app's code. Perhaps it is perfect? Perhaps there are no more UI improvements or security enhancements that can be done? Or, more likely, it joins a long…