Health smart card is like ATM card which provide cash benefits to patient through insurance company for hospital and medical benefits without expending money from the patient at the time of need. But now-a-days, fraud is done using the health smart card as few patients does not know the real cost of the treatment, so doctor take more payment and benefits through health smart card and generate f...

There are many settings in which sensitive information is made available to a system or organisation for a specific purpose, on the understanding that it will be erased once that purpose has been fulfilled. A familiar example is that of online credit card transactions: a customer typically provides credit card details to a payment system on the understanding that the following promises are kept...

Two revisions of the original Secure Electronic Transaction (SET) protocol are proposed to conceal cardholders’ identities in the electronic marketplace in which cardholders’ trust for banks can be reduced to a minimum. Constrained by being extensions of the existing card payment networks to the Internet, most on-line credit card payment schemes in use or proposed in recent papers assume the se...

Secure methods of payment are needed before we will see widespread commercial use of the Internet. Recently proposed and implemented payment methods follow one of three models: electronic currency, creditdebit, and secure credit card transactions. Such payment services have di erent strengths and weaknesses with respect to the requirements of of security, reliability, scalability, anonymity, ac...

Secure methods of payment are needed before we will see widespread commercial use of the Internet. Recently proposed and implemented payment methods follow one of three models: electronic currency, credit-debit, and secure credit card transactions. Such payment services have diierent strengths and weaknesses with respect to the requirements of of security, reliability , scalability, anonymity, ...