To understand the future let’s take a quick look at the past. Stonewall Jackson (Civil War), China Qin Dynasty Hand Prints 200 BC, Francis Dalton Finger Prints.
Do you want to know pros and cons with various authentication methods of the future? IRIS, Selfie Based Authentication, Voice, Finger Print, Face Recognition, Gesture and other Trends in Mobile Security.
What is the Best Biometric Authentication Methods for Mobile Apps?