When you pick up an iPhone, in most cases you’ll rest your thumb on the home button to trigger the Touch ID sensor and unlock your smartphone. With the home key expected to become a virtual on-screen button in the upcoming iPhone, Apple needs to address biometric identification without the traditional Touch ID sensor. Oscar Luna MartinezThe first is the one that has been expected for most of 2017, to retain the whole Touch ID system but embed the Touch ID sensor under the touchscreen glass. Apple is not the only manufacturer which has been looking at an under-glass fingerprint sensor. The third option of replacing Touch ID has been talked up in Apple circles over the last few weeks.

Source: Forbes July 18, 2017 23:28 UTC