International Journal of Advanced Research (IJAR)
It is a newer method of biometric authentication that uses specific pattern recognition techniques based on high-resolution images of the iris of an individual's eyes. Iris scanning system is considered to be the best biometric performer because it has very low false reject rates and also faster identification facilities. The technique is gaining importance amidst modern threats of terrorism; high security needs in order to ensure safety of people around the world. Even lesser developed nations do not want to compromise on security issues.