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Threshold Proxy Re-Signature

2008 IEEE International Performance, Computing and Communications Conference, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Piyi Yang, Zhenfu Cao, Xiaolei Dong
openaire   +2 more sources

Aggregate Proxy Signature and Verifiably Encrypted Proxy Signature

2007
An aggregate signature is a single short string that convinces any verifier that, for all 1 ≤ i ≤ n, signer i signed message mi, where the n signers and n messages are distinct. The main motivation of aggregate signatures is compactness. In this paper, the concept of aggregate proxy signature (APS) is first proposed to compact the proxy signatures ...
Jin Li 0002   +3 more
openaire   +1 more source

A Proxy Partially Blind Signature Scheme with Proxy Revocation

2010 International Conference on Broadband, Wireless Computing, Communication and Applications, 2010
The constant privilege misuse of the signers is one of the most common problems of the schemes of proxy blind signatures. In 2008, Liu et al. proposed a proxy signature scheme capable of revoking proxy privileges. In this method, the original signer can terminate the proxy privilege at any time without needing to go through a commonly trusted third ...
Fuw-Yi Yang, Ling-Ren Liang
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Proxy signatures, revisited

1997
Proxy signatures, introduced by Mambo, Usuda and Okamoto allow a designated person to sign on behalf of an original signer. This paper first presents two new types of digital proxy signatures called partial delegation with warrant and threshold delegation.
Seungjoo Kim, Sangjoon Park, Dongho Won
openaire   +1 more source

Certificateless proxy multi-signature

Information Sciences, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hongzhen Du, Qiaoyan Wen
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Leakage-Resilient Proxy Signatures

2013 5th International Conference on Intelligent Networking and Collaborative Systems, 2013
We design a proxy signature in the setting of leakage-resilient cryptography for the first time. Our motivation is that the proxy signatures are often used in scenarios where the signing is done in an insecure environment, e.g., the proxy key is stored in a device which is not secure enough example of IC card.
Fei Tang   +3 more
openaire   +1 more source

Deniable Proxy-Anonymous Signatures

2008 The 9th International Conference for Young Computer Scientists, 2008
In this paper, we describe a proxy signature scheme where a signer can delegate his signing right to a party who can then sign on behave of the original signer to generate a proxy signature. Our proxy signature scheme possesses the features of deniability and anonymity.
Chengyu Fan, Shijie Zhou 0002, Fagen Li
openaire   +1 more source

Deploying Proxy Signature in VANETs

2010 IEEE Global Telecommunications Conference GLOBECOM 2010, 2010
We introduce a verifiable, self authenticating, and anonymous message delivery protocol for VANET communications using different implementations of proxy signature scheme, where RSU-to-OBU, OBU-to- RSU, and OBU-to-OBU message delivery issues have been addressed. An RSU-to-OBU message delivery scheme is developed, in which a message is protected against
Subir Biswas 0001, Jelena V. Misic
openaire   +1 more source

Lattice-Based Proxy Signature

2010 International Conference on Computational Intelligence and Security, 2010
Those existing proxy signature schemes are mainly based on the assumed hardness of Big Integer Factoring problem and Discrete Logarithm problem. So they can’t resist quantum attacks. This proxy signature scheme is based on the assumed hardness of some lattice problem, which can resist quantum attack.
Yali Jiang, Fanyu Kong, Xiuling Ju
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Proxy group signature: A new anonymous proxy signature scheme

2008 International Conference on Machine Learning and Cybernetics, 2008
In the proxy signature scheme, the capability of anonymous proxy is requested for protecting the proxy signerpsilas privacy. This paper introduces a concept and model of proxy group signature and constructs a proxy group signature scheme based on bilinear pairings.
null Ke-Li Wu   +3 more
openaire   +1 more source

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