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電子商務(wù)與數(shù)位生活研討會--★【漢魅】(存儲版)

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【正文】 ation scheme, called the OSPA. 電子商務(wù)與數(shù)位生活研討會 3 Introduction ? In 2023,OSPA protocol has been shown vulnerable to the stolenverifier attack and the impersonation attack. ? In 2023, Ku and Chen proposed a new improved version for the OSPA protocol ? In this paper, an improved scheme with mutual authentication is proposed. 電子商務(wù)與數(shù)位生活研討會 4 Review of KuChen scheme ? Notation: h(.) : collisionresistant hash function T : login times k : longterm secret key ? : exclusiveor operation 電子商務(wù)與數(shù)位生活研討會 5 Review of KuChen scheme ? Registration phase ? Authentication phase 電子商務(wù)與數(shù)位生活研討會 6 ID, h2(PW
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