Here's what consumers need to understand about the latest biometric trends in smartphones, and what's likely to come next:
Why fingerprints could still make a comeback
Apple's Touch ID continues to be available in certain iPad models, and the company is likely to reintroduce the technology in subsequent versions of its smartphones, according to experts consulted by CNBC. One sign they point to that makes this likely: The company was granted a patent several years ago for under-display fingerprint reading technology and continues to work on improvements, according to several published reports. As a result, the company is likely to bring back Touch ID to smartphones once it perfects its version of under-the-screen technology.