Results 1 to 10 of about 435,902 (281)

Improvement of lightweight threshold group signature scheme

open access: yes网络与信息安全学报, 2020
In order to improve the security and efficiency of threshold group signature in 5G environment,a new scheme was proposed.The core idea was to introduce message token and dynamic identity to improve the freshness of authentication information and increase
Zhirong ZHU   +3 more
doaj   +5 more sources

Efficiency identity-based threshold group signature scheme

open access: yesTongxin xuebao, 2009
Threshold group signature was used to guarantee the security of the collective decision.To improve the efficiency,a new identity-based cryptography threshold group signature scheme was proposed basing on bilinear pairing and secret sharing.In this scheme,
LIU Hong-wei 1   +3 more
doaj   +3 more sources

A novel ferroptosis- and endoplasmic reticulum stress-related gene signature for predicting prognosis, immune features and drug sensitivity in gastric cancer [PDF]

open access: yesDiscover Oncology
Objective While ferroptosis and endoplasmic reticulum stress (ERS) are implicated in gastric cancer (GC), their integrated prognostic value remains unclear.
Hongyu Chen   +3 more
doaj   +2 more sources

Research Progress and Prospect of Ring Signatures [PDF]

open access: yesJisuanji kexue yu tansuo, 2023
As a special group signature, ring signature has been widely used in anonymous voting, anonymous deposit and anonymous transaction because it can not only complete the signature without the cooperation of ring members, but also ensure the anonymity of ...
XIE Jia, LIU Shizhao, WANG Lu, GAO Juntao, WANG Baocang
doaj   +1 more source

Classical Communication Coset State (t,n) Threshold Quantum Digital Signature

open access: yesIEEE Access, 2023
In the field of quantum communication, classical communication processes have become a central open problem, especially in quantum threshold signature schemes.
Qingshui Xue   +3 more
doaj   +1 more source

Multi-threshold signature

open access: yesJournal of Telecommunications and Information Technology, 2023
The work presents a new signature scheme, called the multi-threshold signature, which generalizes the concept of multisignature and threshold signature.
Bartosz Nakielski   +2 more
doaj   +1 more source

A distributed cross-chain mechanism based on notary schemes and group signatures

open access: yesJournal of King Saud University: Computer and Information Sciences, 2023
Blockchain technology has attracted significant attention since its publication. However, most existing blockchain platforms are isolated systems, which makes it difficult to exchange data among different blockchains. The industry has proposed the notary
Xiaohua Wu   +4 more
doaj   +1 more source

Secure Threshold Ring Signature Based on SM9

open access: yesIEEE Access, 2021
Nowadays, it becomes a major issue that has become increasingly prominent to ensure the privacy and security of information. With the wide application of SM9 algorithm in various fields, it is particularly important to improve the security of SM9 ...
Shuanggen Liu   +3 more
doaj   +1 more source

A mutation-based radiomics signature predicts response to imatinib in Gastrointestinal Stromal Tumors (GIST)

open access: yesEuropean Journal of Radiology Open, 2023
Objectives: To develop a mutation-based radiomics signature to predict response to imatinib in Gastrointestinal Stromal Tumors (GISTs). Methods: Eighty-two patients with GIST were enrolled in this retrospective study, including 52 patients from one ...
Giovanni Cappello   +17 more
doaj   +1 more source

Secure Obfuscation for Encrypted Group Signatures. [PDF]

open access: yesPLoS ONE, 2015
In recent years, group signature techniques are widely used in constructing privacy-preserving security schemes for various information systems. However, conventional techniques keep the schemes secure only in normal black-box attack contexts.
Yang Shi   +3 more
doaj   +1 more source

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