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» On Provably Secure Time-Stamping Schemes

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ISCI
2008

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New (t, n) threshold directed signature scheme with provable security

13 years 7 months ago

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Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...

Rongxing Lu, Xiaodong Lin, Zhenfu Cao, Jun Shao, X...

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INFORMATICALT
2010

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A Provably Secure Proxy Signature Scheme in Certificateless Cryptography

13 years 5 months ago

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A proxy signature scheme enables an original signer to delegate its signing capability to a proxy signer and then the proxy signer can sign a message on behalf of the original sign...

Hu Xiong, Fagen Li, Zhiguang Qin

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DBSEC
2007

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Provably-Secure Schemes for Basic Query Support in Outsourced Databases

13 years 9 months ago

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In this paper, we take a closer look at the security of outsourced databases (aka Database-as-the-Service or DAS), a topic of emerging importance. DAS allows users to store sensit...

Georgios Amanatidis, Alexandra Boldyreva, Adam O'N...

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ICCNMC
2005
Springer

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Provable Security of ID-Based Proxy Signature Schemes

14 years 1 months ago

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Chunxiang Gu, Yuefei Zhu

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