Results 21 to 30 of about 122 (100)

SDKSE-KGA: A Secure Dynamic Keyword Searchable Encryption Scheme Against Keyword Guessing Attacks [PDF]

open access: yes, 2019
A number of searchable encryption schemes have been widely proposed to solve the search problem in ciphertext domain. However, most existing searchable encryption schemes are vulnerable to keyword guessing attacks. During keyword guessing attacks, with the help of the cloud, an adversary will learn what keyword a given trapdoor is searching for, which ...
Hongyuan Chen   +3 more
openaire   +2 more sources

A Novel Methodology to Mitigate Keyword Guessing Attack using Keyword and Signature Hash

open access: yesIndian Journal of Science and Technology, 2015
The importance of electronic data and its rapid growth leads to gradual increase to the data usage over the network servers and on the other side high priority is needed for the data security and privacy. The existing keyword search schemes for data retrieval from the centralized storage uses keyword as a valid parameter.
A. Gangaa   +2 more
openaire   +1 more source

Efficient Conjunctive Keywords Search over Encrypted E-Mail Data in Public Key Setting

open access: yesApplied Sciences, 2019
Searchable public key encryption supporting conjunctive keywords search (SPE-CKS) enables data users to retrieve the encrypted data of interest from an untrusted server. Based on SPE-CKS, one can realize a multi-keywords search over the encrypted e-mails.
Yu Zhang, Yin Li, Yifan Wang
doaj   +1 more source

Novel Multi-Keyword Search on Encrypted Data in the Cloud

open access: yesIEEE Access, 2019
Searching on encrypted data has become a very important technique in cloud computing. Such searches enable the data owner to search on the encrypted data stored on the cloud without leaking any information.
Yunyun Wu   +4 more
doaj   +1 more source

Application of keyword searchable encryption in cloud

open access: yesTongxin xuebao, 2015
Recently,some schemes combined keyword searchable encryption with attribute based encryption,solved access control problem in cloud environment,but they didn’t consider security problems like keyword guessing attack and security channels,so they couldn’t
Peng LIN, Jie JIANG, Tie-ming CHEN
doaj   +2 more sources

A Secure and Efficient Data Sharing and Searching Scheme in Wireless Sensor Networks

open access: yesSensors, 2019
Wireless sensor networks (WSN) generally utilize cloud computing to store and process sensing data in real time, namely, cloud-assisted WSN. However, the cloud-assisted WSN faces new security challenges, particularly outsourced data confidentiality. Data
Binrui Zhu   +5 more
doaj   +1 more source

SCF-PEPCKS: Secure Channel Free Public Key Encryption With Privacy-Conserving Keyword Search

open access: yesIEEE Access, 2019
Searchable encryption is a novel cryptographic primitive that enables a data storage server to retrieve the data ciphertexts without the knowledge of either what is searched for or the contents of the searched data ciphertexts.
Yang Lu, Jiguo Li, Yichen Zhang
doaj   +1 more source

A Function Private Attribute-Based Encryption

open access: yesInternational Journal of Distributed Sensor Networks, 2014
The function privacy notion was proposed by Boneh, Raghunathan, and Segev in August 2013. It guarantees that the secret key reveals nothing to malicious adversary, beyond the unavoidable minimal information such as the length of ciphertext.
Fei Han, Jing Qin
doaj   +1 more source

Security Analysis and Enhancement of a Certificateless Searchable Public Key Encryption Scheme for IIoT Environments

open access: yesIEEE Access, 2019
With the fast development of Industrial Internet of Things (IIoT), IIoT storage, which provides a lower cost, higher reliability of data, remote access services, and expandable storage space, is received much attention among enterprises and individual ...
Tsu-Yang Wu   +3 more
doaj   +1 more source

Nitric Oxide Tunes Secreted Metabolite Bioactivity

open access: yesMolecular Microbiology, EarlyView.
Pseudomonas aeruginosa produces phenazine metabolites that can react with nitric oxide (·NO) to form nitrosylated compounds. The formation of these metabolites results in rapid loss in P. aeruginosa viability and diminishes phenazine antimicrobial activity against other organisms, including Staphylococcus aureus. ABSTRACT The radical nitric oxide (·NO)
Zachery R. Lonergan   +7 more
wiley   +1 more source

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