期刊名称：International Journal of Computer Science & Technology
印刷版ISSN：2229-4333
电子版ISSN：0976-8491
出版年度：2018
卷号：9
期号：4
页码：30-34
语种：English
出版社：Ayushmaan Technologies
摘要：Cloud computing opens new era in IT as it can give different flexible and adaptable IT services in a compensation as-you-go mold, where its clients can diminish the colossal capital interests in their very own IT foundation. In this theory, clients of cloud storage services never again physically keep up direct command over their data, which makes data security one of the real worries of utilizing cloud. Existing exploration work as of now enables data honesty to be checked without ownership of the genuine data record. Albeit a portion of the ongoing work based on BLS mark would already be able to help completely powerful data refreshes over settled size data squares, they just help refreshes with settled measured squares as essential unit, which we call coarse-grained refreshes. Accordingly, every little refresh will cause re-calculation and refreshing of the authenticator for a whole document square, which thusly causes higher storage and correspondence overheads. In this paper, we give a formal investigation to conceivable sorts of fine-grained data refreshes and propose a plan that can completely bolster approved inspecting and fine-grained refresh demands. Based on our plan, we likewise propose an upgrade that can drastically decrease correspondence overheads for checking little updates. Hypothetical examination and exploratory outcomes show that our plan can offer upgraded security and adaptability, as well as altogether bring down overhead for enormous data applications with countless little updates, for example, applications in online life and business exchanges.
关键词：Cloud Computing;Deniable Encryption;Attribute Based Encryption;Data security and Privacy
