Results 61 to 70 of about 325,539 (190)

New certificateless aggregate signature scheme with universal designated verifier

open access: yesTongxin xuebao, 2017
Certificateless aggregate signature(CLAS) schemes with universal designated verifier had been widely applied in resource-constrained wireless mobile networks,because they could not only solve the problems of the certificate management and private key ...
Zhi-yan XU   +3 more
doaj   +2 more sources

An Efficient Certificateless Signature from Pairings

open access: yesThe First International Symposium on Data, Privacy, and E-Commerce (ISDPE 2007), 2007
A certificateless signature retains the efficiency of Shamir's identity-based signature while it does not suffer from the inherent private key escrow problem, which is first introduced by S. Al-Riyami and K. Paterson in Asiacrypt 2003. In this paper, we proposed a new certificateless signature scheme based on bilinear pairings.
Wang, Changji   +2 more
openaire   +3 more sources

New Efficient Certificateless Signature Scheme [PDF]

open access: yes, 2007
In ubiquitous computing environment, how to implement security and trust among the users that connected to a network is a big problem. Digital signature provides authenticity, integrity and nonrepudiation to many kinds of applications in ubiquitous computing environment.
Lei Zhang 0009   +2 more
openaire   +2 more sources

A Revocable Certificateless Sanitizable Signature Scheme With Batch Verification

open access: yesIEEE Access
In medical and healthcare application scenarios, data integrity and user privacy are often concerned the most. A sanitizable signature scheme is a common adopted approach since it admits an authorized person to sanitize partial sensitive information of ...
Han-Yu Lin, Tung-Tso Tsai, Hsu-Lun Wu
doaj   +1 more source

Provably secure and efficient certificateless sequential multi-signature scheme in random oracle model

open access: yesTongxin xuebao, 2014
Certificate less sequential multi-signature scheme could resolve the problem of authentication of recommendation information transmitted through trust train.Qin yan-lin,et al proposed an efficient certificateless sequential multi-signature scheme,and ...
Yan XU   +3 more
doaj   +2 more sources

Cryptanalysis and improvement of several certificateless digital signature schemes

open access: yesTongxin xuebao, 2008
The security flaws of the certificateless digital signature schemes proposed by Liu-Au-Susilo (2007),Goranlta-Saxena (2005),Cao-Paterson-Kou(2006),Yap-Heng-Goi(2006) and Je Hong Park(2006)were analyzed.
WANG Hua-qun1   +2 more
doaj   +2 more sources

Security Analysis of a Certificateless Provable Data Possession Scheme in Cloud

open access: yesIEEE Access, 2019
He et al. proposed a certificateless provable data possession protocol for big data storage on cloud. They claimed that the scheme is not only secure, but also can achieve data integrity checking without downloading the stored data from the cloud server.
Yongjian Liao   +3 more
doaj   +1 more source

An RSA-based Certificateless Multi-signature Scheme

open access: yes工程科学与技术, 2016
:In order to improve the efficiency of existing multi-signature schemes based on bilinear pairings and relieve the inherent key escrow problems in the identity-based multi-signature scheme,an RSA-based certificateless multi-signature scheme was proposed ...
LIU Li, JIN Zhengping
doaj  

Certificateless Multi-Signature Based on SM2 Algorithm and Its Application in Blockchain Transaction [PDF]

open access: yesJisuanji gongcheng
Multi-signature is widely used in blockchain transaction schemes. Despite increasing demand for the localization of blockchain applications, research on multi-signature has not sufficiently focused on secure and efficient SM2 algorithms.
ZHU Bingcheng, ZHOU Feng, TIAN Youliang, XIANG Axin, XIONG Wei, PENG Changgen
doaj   +1 more source

Efficient Certificateless Online/Offline Signature [PDF]

open access: yes, 2020
Public key cryptography usually is computationally more expensive than symmetric key systems. Due to this low power or resource constrained devices cannot make use of public key cryptosystems easily.
S Sharmila   +4 more
core  

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