认证协定在电子商务上之应用.pptVIP

* * * * * * * * * * * Alice Bank An Efficient Electronic Payment System Using Non-Signature Authenticated Encryption Scheme 6/9 Record in its database * Alice Merchant Goods An Efficient Electronic Payment System Using Non-Signature Authenticated Encryption Scheme 7/9 * The Properties of the Propose System: No synchronization problem Offline transaction Privacy of buying information for the bank Anonymity for the merchant Low computation and communication loads An Efficient Electronic Payment System Using Non-Signature Authenticated Encryption Scheme 8/9 * Comparisons: Payment Tools Proprties Low High High Low Computation Cost No Yes Yes Yes Synchronization Problem Yes No Yes No Anonymity Offline Both Both Online Online/Offline Pay-before Pay-later Pay-before Pay-later Paying Time Our System Electronic Check Electronic Cash Electronic Credit Card An Efficient Electronic Payment System Using Non-Signature Authenticated Encryption Scheme 9/9 * Conclusions and Future Works Reducing the computation load for ID-based authentication protocol Applying the non-signature authenticated scheme for different applications in e-commerce Investigating a new electronic payment model for mobile-commerce * Thanks for your listening ! * * * * * * * * * * * * * * * * * * * * * * * * * * * Authentication Protocols for E-Commerce Applications  認證協定在電子商務上之應用 指導教授： Chin-Chen Chang 張真誠博士 博士生: Jen-Ho Yang 楊仁和 Department of Computer Science and Information Engineering, National Chung Cheng University June 11, 2009 * Outline Introduction An efficient ID-based mutual authentication protocol in mobile environments An efficient authentication with key agreement protocol for sensor networks Non-signature authenticated encryption scheme on elliptic cur