Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing

Cloud computing plays a major role in sharing data and resources to other devices through data outsourcing. During sharing resources, it is a challenging task to provide access control and secure write operations. The main issue is to provide secure read and write operations collaboratively and to r...

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Main Authors: Smarajit Ghosh, Vinod Karar
Format: Article
Language:English
Published: MDPI AG 2018-07-01
Series:Applied Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-3417/8/7/1119
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author Smarajit Ghosh
Vinod Karar
author_facet Smarajit Ghosh
Vinod Karar
author_sort Smarajit Ghosh
collection DOAJ
description Cloud computing plays a major role in sharing data and resources to other devices through data outsourcing. During sharing resources, it is a challenging task to provide access control and secure write operations. The main issue is to provide secure read and write operations collaboratively and to reduce computational overload by effective key management. In this paper, a secure and an efficient data collaboration scheme blowfish hybridized weighted attribute-based Encryption (BH-WABE ) for secure data writing and proficient access control has been proposed. Here, weight is assigned to each attribute based on its importance and data are encrypted using access control policies. The cloud service provider stores the outsourced data and an attribute authority revokes or updates the attributes by assigning different attributes based on the weight. The receiver can access the data file corresponding to its weight in order to reduce the computational overload. The proposed BH-WABE provides collusion resistance, multiauthority security and fine-grained access control in terms of security, reliability, and efficiency. The performance is compared with the conventional hybrid attribute-based encryption (HABE) scheme in terms of data confidentiality, flexible access control, data collaboration, full delegation, partial decryption, verification, and partial signing.
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spelling doaj.art-8fa8afb815bb44ea89b95f32ee5992fa2022-12-22T03:33:19ZengMDPI AGApplied Sciences2076-34172018-07-0187111910.3390/app8071119app8071119Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud ComputingSmarajit Ghosh0Vinod Karar1Department of Electrical and Instrumentation Engineering, Thapar Institute of Engineering and Technology, Patiala, Punjab-147004, IndiaOptical Devices and Systems, CSIR-Central Scientific Instruments Organization, Sector 30-C, Chandigarh-160030, IndiaCloud computing plays a major role in sharing data and resources to other devices through data outsourcing. During sharing resources, it is a challenging task to provide access control and secure write operations. The main issue is to provide secure read and write operations collaboratively and to reduce computational overload by effective key management. In this paper, a secure and an efficient data collaboration scheme blowfish hybridized weighted attribute-based Encryption (BH-WABE ) for secure data writing and proficient access control has been proposed. Here, weight is assigned to each attribute based on its importance and data are encrypted using access control policies. The cloud service provider stores the outsourced data and an attribute authority revokes or updates the attributes by assigning different attributes based on the weight. The receiver can access the data file corresponding to its weight in order to reduce the computational overload. The proposed BH-WABE provides collusion resistance, multiauthority security and fine-grained access control in terms of security, reliability, and efficiency. The performance is compared with the conventional hybrid attribute-based encryption (HABE) scheme in terms of data confidentiality, flexible access control, data collaboration, full delegation, partial decryption, verification, and partial signing.http://www.mdpi.com/2076-3417/8/7/1119cloud computingsecure write operationdata encryptionkey management schemefine grained access controlmultiauthority securitydata collaborationABEHIBEHABE
spellingShingle Smarajit Ghosh
Vinod Karar
Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
Applied Sciences
cloud computing
secure write operation
data encryption
key management scheme
fine grained access control
multiauthority security
data collaboration
ABE
HIBE
HABE
title Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
title_full Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
title_fullStr Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
title_full_unstemmed Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
title_short Blowfish Hybridized Weighted Attribute-Based Encryption for Secure and Efficient Data Collaboration in Cloud Computing
title_sort blowfish hybridized weighted attribute based encryption for secure and efficient data collaboration in cloud computing
topic cloud computing
secure write operation
data encryption
key management scheme
fine grained access control
multiauthority security
data collaboration
ABE
HIBE
HABE
url http://www.mdpi.com/2076-3417/8/7/1119
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