Your heart rate can be Password

Various ways attempted to make the security system is impenetrable. More recently, researchers to innovate by creating new security system that uses the rhythm of the heart.
As proclaimed Dailymail, Wednesday (02/15/2012), a person's heart rhythm can be used as their password, and open up the possibility of the presence of an electronic device that can be opened only to take it.
Every person has a unique heartbeat and tidfak nothing beats a really similar to each other. However, researchers from China found a way to mathematically make instant identification on a person's heart rate, and use it as a password.