This should surely not be the first time you must be hearing about reCAPTCHA, it exists all across the interwebs. Google has been helping internet services protect themselves from bot invasions with the use of the said technique. And now it is looking to enable the same protection on Android-powered hand-held devices — be it a smartphone or tablet.
Falling in line with its very important announcement about increasing the visibility of Google Play Protect service, the search giant has now announced that the first reCAPTCHA Android API has been launched to help protect mobile apps and data safe. It will be available to developers as part of the Google Play Services package.
read more- Thetechportal