Journal of Theoretical and Applied Information Technology
Now-a-days, cryptographic smart cards are being used for most of the online transactions in many fields. But the security and the privacy of usage of these smart cards have been threatened by various attacks to hack the passwords of the smart card users. Since, small length passwords are easily accessible to hackers, users and organizations adapt to longer passwords or to change their passwords frequently. But the risk of having longer passwords or changing passwords frequently is that the passwords could be easily forgotten.