Farid Javani

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cMix is a cryptographic protocol for mix networks that uses precomputations of a group-homomorphic encryption function to avoid all real-time public-key operations by the senders, mix nodes, and receivers. Like other mix network protocols, cMix can enable an anonymity service that accepts inputs from senders and delivers them to an output buffer, in a way(More)
Along with rapid growth in usage of credit card in ecommerce, rough and robust security measure and technologies should be developed. One old problem about the credit card transaction -that also exists in widely used payment system like 3D-SecureTMis the possibility of disclosure of sensitive data which is being stored by merchants during the transaction. A(More)
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