A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security

When user stores their data in the cloud storage, they most concern about whether the data is complete, privacy and unchanged. To ensure the availability and integrity of usersˊ stored data, cloud server must prove a verifier that it is actually storing all of a clientˊs data unchanged. And, enablin...

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Main Authors: Shaohui Wang, Danwei Chen, Zhiwei Wang, Suqin Chang
Format: Article
Language:zho
Published: Beijing Xintong Media Co., Ltd 2012-09-01
Series:Dianxin kexue
Subjects:
Online Access:http://www.telecomsci.com/zh/article/doi/10.11959/j.issn.1000-0801.2012.09.003/
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author Shaohui Wang
Danwei Chen
Zhiwei Wang
Suqin Chang
author_facet Shaohui Wang
Danwei Chen
Zhiwei Wang
Suqin Chang
author_sort Shaohui Wang
collection DOAJ
description When user stores their data in the cloud storage, they most concern about whether the data is complete, privacy and unchanged. To ensure the availability and integrity of usersˊ stored data, cloud server must prove a verifier that it is actually storing all of a clientˊs data unchanged. And, enabling public auditability for cloud storage is of critical importance to users with constrained computing resources, who can resort to a third party auditor to check the integrity of outsourced data. However, most of the existing auditing schemes do not consider data privacy problem. In this paper, after giving a new construction of a recently proposed primitive named aggregatable signature based broadcast encryption scheme, we present an efficient public auditing scheme with privacy property. The new scheme is secure in the random oracle model and has less computation cost than existing auditing scheme with privacy property.
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publisher Beijing Xintong Media Co., Ltd
record_format Article
series Dianxin kexue
spelling doaj-art-4c630aa8f2da42adaec6451d6f1370cc2025-01-15T03:23:22ZzhoBeijing Xintong Media Co., LtdDianxin kexue1000-08012012-09-0128152159630264A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage SecurityShaohui WangDanwei ChenZhiwei WangSuqin ChangWhen user stores their data in the cloud storage, they most concern about whether the data is complete, privacy and unchanged. To ensure the availability and integrity of usersˊ stored data, cloud server must prove a verifier that it is actually storing all of a clientˊs data unchanged. And, enabling public auditability for cloud storage is of critical importance to users with constrained computing resources, who can resort to a third party auditor to check the integrity of outsourced data. However, most of the existing auditing schemes do not consider data privacy problem. In this paper, after giving a new construction of a recently proposed primitive named aggregatable signature based broadcast encryption scheme, we present an efficient public auditing scheme with privacy property. The new scheme is secure in the random oracle model and has less computation cost than existing auditing scheme with privacy property.http://www.telecomsci.com/zh/article/doi/10.11959/j.issn.1000-0801.2012.09.003/cloud computingcloud storagepublic auditingprivacyintegrity
spellingShingle Shaohui Wang
Danwei Chen
Zhiwei Wang
Suqin Chang
A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
Dianxin kexue
cloud computing
cloud storage
public auditing
privacy
integrity
title A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
title_full A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
title_fullStr A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
title_full_unstemmed A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
title_short A New Solution of Privacy-Preserving Public Auditing Scheme for Cloud Storage Security
title_sort new solution of privacy preserving public auditing scheme for cloud storage security
topic cloud computing
cloud storage
public auditing
privacy
integrity
url http://www.telecomsci.com/zh/article/doi/10.11959/j.issn.1000-0801.2012.09.003/
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