Results 1 to 10 of about 196,016 (254)

Distributed Attribute-Based Encryption Scheme Based on Fog Nodes [PDF]

open access: yesJisuanji gongcheng, 2021
The existing cloud storage schemes have multiple limitations, including the general division of user rights to access data, fine-grained control access permissions, and single point of failure in single authority.This paper proposes a distributed ...
MA Jiajia, ZHANG Zhiqiang, CAO Suzhen, DOU Fengge, DING Xiaohui, WANG Caifen
doaj   +1 more source

Traceable and Weighted Attribute-Based Encryption Scheme in the Cloud Environment

open access: yesIEEE Access, 2020
In order to solve the problem that the importance of the user's attribute is seldom considered in the most of the existing attribute-based encryption schemes with traitor tracing, we designed a traceable and weighted attribute-based encryption scheme. In
Xixi Yan   +3 more
doaj   +1 more source

Attribute-based revocable collaborative access control scheme

open access: yesTongxin xuebao, 2021
To solve the dynamic update of access rights in attribute-based collaborative access control, a novel scheme was proposed with the revocation of attribute, user and collaborative policy.A formal definition and a security model were presented, the group ...
Changgen PENG   +4 more
doaj   +2 more sources

ABKS-PBM: Attribute-Based Keyword Search With Partial Bilinear Map

open access: yesIEEE Access, 2021
The way services offered by cloud computing gets its unprecedented and undisputed popularity, so its security concerns. Among them the storage as service model (SaaS) is of the forefront of these concerns.
Shawal Khan   +6 more
doaj   +1 more source

Heart disease severity level identification system on Hyperledger consortium network [PDF]

open access: yesPeerJ Computer Science, 2023
Electronic Health Records (EHRs) play a vital role in the healthcare domain for the patient survival system. They can include detailed information such as medical histories, medications, allergies, immunizations, vital signs, and more.
Sasikumar R., Karthikeyan P.
doaj   +2 more sources

A New Attribute-Based Access Control Model for RDBMS

open access: yesCybernetics and Information Technologies, 2022
One of the challenges in Attribute-Based Access Control (ABAC) implementation is acquiring sufficient metadata against entities and attributes. Intelligent mining and extracting ABAC policies and attributes make ABAC implementation more feasible and cost-
Al-Saraireh Jaafer, Hassan Majid
doaj   +1 more source

Access control scheme based on blockchain and attribute-based searchable encryption in cloud environment

open access: yesJournal of Cloud Computing: Advances, Systems and Applications, 2023
With the rapid development of cloud computing technology, how to achieve secure access to cloud data has become a current research hotspot. Attribute-based encryption technology provides the feasibility to achieve the above goal.
Liang Yan   +5 more
doaj   +1 more source

Attribute-based lightweight reconfigurable access control policy

open access: yesTongxin xuebao, 2020
Aiming at the severe challenges of access control policy redundancy and conflict detection,the efficiency of access control policy evaluation in complex network environment,an attribute-based lightweight reconfigurable access control policy was proposed ...
Rongna XIE   +3 more
doaj   +2 more sources

An Outsourced Attribute-Based Encryption Scheme Supporting Attribute Revocation [PDF]

open access: yesJisuanji gongcheng, 2017
Traditional Ciphertext-Policy Attribute-Based Encryption(CP-ABE) schemes have large computational overhead in key generation,decryption and attribute revocation processes.Aiming at this problem,this paper proposes an outsourced CP-ABE scheme which ...
LIU Zhusong,PENG Jiapeng
doaj   +1 more source

Owner Specified Excessive Access Control for Attribute Based Encryption

open access: yesIEEE Access, 2016
Attribute-based encryption (ABE) has emerged as a promising solution for access control to diverse set of users in cloud computing systems. Policy can just specify whether (or not) any specific user should be given access to data, but it lacks to provide
Fawad Khan, Hui Li, Liangxuan Zhang
doaj   +1 more source

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