Here is the way to showcase your own fingerprint authentication system from your iPhone that acts like a simulation of a fingerprint scanner which is purely meant for entertainment purpose.
This technology has come into existence to strictly curb fraud, reinforce law and advance criminal investigations with the collaboration of all prominent companies that are dealt with intelligence. Automated search algorithms are made for better results with the help of new products comprising palm scanner, print sets which are quite helpful at the time of criminal investigations. With a view to intensify the investigation, a considerable research is still going on by efficient database partitioning and search algorithms.

No longer, this technology belongs to merely spies but has multiplied to almost all departments, to name a few, Police stations, high-security buildings and more importantly in PC Keyboards.