In today’s fast paced life and technology up gradations, it has become a necessity to define and streamline the access control systems for efficient and effective monitoring of the events and institutions. Mifare cards are small contactless memory cards for easy and effective authorization and access used all across the globe for events, sports, institutions, organizations, governmental departments and more for that safe and secure pass, by the help of memory stored at the proximity of the end user. The most prevalent and in use mifare card is the Mifare Classic for its efficient memory depository feature and the most common use is the corporate ID cards. There are various other forms or types of Mifare cards and have definite use to the end user, some of them being, Mifare Ultralite, Mifare Ultralite C, mifare contactless card, Mifare DESFire, Mifare DESFire EV1, Mifare Plus. The varied mifare cards are made for specific use and purpose with some efficiency and applicability of the card in order to detect fake, defective, non genuine passes, tickets, ID cards, and some designed to even trace the viruses and unauthorized particles and substances. So the world is doing it smarty with mifare contactless cards.