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Provable Secure Multi-Proxy Signature Scheme without Bilinear Maps

並列摘要


Multi-proxy signature (MPS) allows an original signer to authorize a group of proxy signers as his proxy agent to sign co-operatively a message. As per the literature, the relative computation cost of a pairing is approximately more than ten times of the scalar multiplication over elliptic curve group which indicates that pairing is a very expensive operation. Moreover the map-to-point function is also very expensive. Therefore, we propose a new MPS scheme without pairings having general crypto-graphic hash function after formalizing a security model.Our proposal is provable secure and much efficient than previously proposed schemes in practice.

被引用紀錄


許碧純(2012)。臺灣兒童電視廣告規範研究〔碩士論文,國立臺灣師範大學〕。華藝線上圖書館。https://www.airitilibrary.com/Article/Detail?DocID=U0021-1610201315273101

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