Results 1 to 10 of about 61,722 (93)

A provably security and efficient certificateless short signature scheme [PDF]

open access: yesJisuanji gongcheng, 2019
In the certificateless cryptography system,there is no authentication relationship between the public key and the holder,which may cause a problem that a malicious user replaces the user’s public key.To This end,this paper improves the definition of ...
ZUO Liming,ZHOU Qing,CHEN Lanlan
doaj   +1 more source

An efficient certificateless blind signature scheme without bilinear pairing

open access: yesAnais da Academia Brasileira de Ciências, 2014
Recently, the certificateless public key cryptography (CLPKC) has been studied widely since it could solve both of the certificate management problem in traditional public key cryptography (TPKC) and the key escrow problem in the identity-based public ...
GUOFAGN DONG   +3 more
doaj   +1 more source

Quantum attack-resistent certificateless multi-receiver signcryption scheme. [PDF]

open access: yesPLoS ONE, 2013
The existing certificateless signcryption schemes were designed mainly based on the traditional public key cryptography, in which the security relies on the hard problems, such as factor decomposition and discrete logarithm.
Huixian Li   +3 more
doaj   +1 more source

Cryptanalysis of Two Signature Schemes for IoT-Based Mobile Payments and Healthcare Wireless Medical Sensor Networks

open access: yesIEEE Access, 2020
Certificateless cryptography does not require any certificate for the public key authentication and users' public keys are transmitted with ciphertext/signatures or by making them available in the IoT-based public directory in a proper way.
Kyung-Ah Shim
doaj   +1 more source

A certificateless Multi-receiver Encryption scheme based on SM2 signature algorithm

open access: yesHigh-Confidence Computing, 2023
The Multi-receiver Encryption (MRE) scheme can meet the secure data transmission requirements in multicast and broadcast scenarios. To meet compliance, critical information infrastructure in China should be protected with Chinese national commercial ...
Jinglin Zou   +5 more
doaj   +1 more source

Complex Conjugated certificateless-based signcryption with differential integrated factor for secured message communication in mobile network. [PDF]

open access: yesPLoS ONE, 2017
Certificateless-based signcryption overcomes inherent shortcomings in traditional Public Key Infrastructure (PKI) and Key Escrow problem. It imparts efficient methods to design PKIs with public verifiability and cipher text authenticity with minimum ...
Sumithra Alagarsamy, S P Rajagopalan
doaj   +1 more source

Certificateless Provable Group Shared Data Possession with Comprehensive Privacy Preservation for Cloud Storage

open access: yesFuture Internet, 2018
Provable Data Possession (PDP) protocol makes it possible for cloud users to check whether the cloud servers possess their original data without downloading all the data.
Hongbin Yang   +3 more
doaj   +1 more source

Security analysis and improvement of a certificateless signcryption scheme

open access: yesTongxin xuebao, 2015
To solve the certificate management problem in the traditional public key cryptography and the key escrow problem in the identity-based public key cryptography, Al-Riyami and Paterson proposed the concept of the certificateless public key cryptography ...
Zhen-guo ZHAO
doaj   +2 more sources

Privacy-Preserving Cloud Auditing for Multiple Users Scheme With Authorization and Traceability

open access: yesIEEE Access, 2020
With the widespread application of cloud storage, users could obtain many conveniences such as low-price data remote storage and flexible data sharing.
Xiaodong Yang   +4 more
doaj   +1 more source

Online/Offline Heterogeneous Signcryption Scheme for WSN [PDF]

open access: yesJisuanji gongcheng, 2017
Aiming at the weak security problem of communication between the sensor nodes and the Internet hosts,a CLPKC-to-TPKC online/offline Heterogeneous Signcryption(HSC) scheme is proposed.Based on the online/offline technology,this paper defines a formalized ...
DANG Xiaochao,LI Qi,HAO Zhanjun,ZHANG Yulei,ZHANG Linggang
doaj   +1 more source

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