Filters








17,412 Hits in 5.3 sec

Efficient Multi-User Indexing for Secure Keyword Search

Eirini C. Micheli, Giorgos Margaritis, Stergios V. Anastasiadis
2014 International Conference on Extending Database Technology  
We introduce the Lethe indexing workflow to improve query and update e ciency in secure keyword search.  ...  Secure keyword search in shared infrastructures prevents stored documents from leaking confidential information to unauthorized users.  ...  Our indexing organization for secure keyword search is innovative because we (i) skip query-time list filtering via prebuilt securely-accessible indices, and (ii) e↵ectively reduce the number of searched  ... 
dblp:conf/edbt/MicheliMA14 fatcat:qwnuwhrmdzashbcdg4m5xbuqgu

Study of Dynamic Multikeyword Text Search Techniques over Encrypted Data in Cloud

Ankita Puri, Naveen Kumari
2017 International Journal of Advanced Research in Computer Science and Software Engineering  
Suppose, a large number of users that are on cloud and large number of documents on cloud, Its important for the service provider to allow multi-keyword query and provided the result that meet efficient  ...  Among various multi-keyword semantics, we choose the efficient principle of "coordinate matching", i.e., as many matches as possible, to capture the similarity between search query and data documents,  ...  This system improve the search efficiency by supporting efficient index, and hide access pattern of the search user by adopt the blind storage system. Keerthana G et al.  ... 
doi:10.23956/ijarcsse/v7i7/0110 fatcat:dktyjor7szchjpva4ahqlgcmce

A Survey on Multi-Keyword Ranked Search over Encrypted Cloud Data with Multile Data Owners

Kalyani Sonawane, Rahul Dagade
2017 International Journal of Computer Applications  
Cloud Storage provides users with abundant storage space and makes it user friendly for immediate acquiring of data, which is the foundation of all kinds of cloud applications.  ...  The practical challenge is on how to make effective data access in the public cloud storage aiming at improvement of various searching techniques for increasing the data utilization.  ...  This secure index allows a user to search for an encrypted document that is containing a keyword without decrypting the document. [4] Tree based index structure used to store keywords so that search efficiency  ... 
doi:10.5120/ijca2017913393 fatcat:s3jg4nvnnjcufokxbstlml6iv4

Multikeyword Rank Search Scheme for Unindexed Encrypted Cloud Data

Vaishali B Bambode
2020 International Journal for Research in Applied Science and Engineering Technology  
But few of the dynamic schemes support efficient multi-keyword ranked search.  ...  Specifically, We construct a special tree-based index structure and propose a "Greedy Depth-first Search" algorithm to provide efficient multi-keyword ranked search.  ...  Graphical Representation of Results Obtained 1) Index Ranking graph for Multi keyword rank search using GDFS 2) Sorting Indices graph for multi keyword rank search using KNN algorithm Index File Keywords  ... 
doi:10.22214/ijraset.2020.30517 fatcat:ltapmkajs5bm7ni2nmzyy6cqc4

Combined Keyword Search over Encrypted Cloud Data Providing Security and Confidentiality

Y. Srikanth, M. Veeresh Babu, P. Narasimhulu
2013 International Journal of Computer Applications  
settings for ranked keyword search by using searchable symmetric encryption and order preserve symmetric encryption.  ...  In this paper proposes multi-user searchable encryption with the help of order preserve encryption for providing efficient encrypted data. when proposed these constructions it formally defines the multiuser  ...  Multi-user Ranked Search keyword: To design search method which allows multi-keyword query and provide result similarity ranking for efficient data can be retrieved, instead of returning undifferentiated  ... 
doi:10.5120/13097-0394 fatcat:jtzctkeokjbp7dryid7mwejlbq

Privacy-preserving ranked multi-keyword search leveraging polynomial function in cloud computing

Yanzhi Ren, Yingying Chen, Jie Yang, Bin Xie
2014 2014 IEEE Global Communications Conference  
To enhance the search privacy, we propose a privacy-preserving scheme which utilizes the secure inner product method for protecting the privacy of the searched multi-keywords.  ...  Specifically, we first propose a basic scheme using polynomial function to hide the encrypted keyword and search patterns for efficient multi-keyword ranked search.  ...  Thus, the efficiency of secure multiple keyword search has large room for improvement for enhancing the system usability in cloud computing.  ... 
doi:10.1109/glocom.2014.7036872 dblp:conf/globecom/RenC0X14 fatcat:hiu5t77lgbhl7pbzyutqrz6wwi

A Survey on Attribute Based Encryption to Improve Efficiency in Semantic Search Over Cloud Data

2015 International Journal of Science and Research (IJSR)  
This paper proposes the semantic search for encrypted multi-keyword ranked over the cloud data.  ...  The multikeyword ranked scheme can search based on the results obtained in ranked search with efficient accuracy by using k-nearest neighbor technique.  ...  Therefore an efficient multi-keyword search has been proposed.  ... 
doi:10.21275/v4i11.nov151315 fatcat:5exz4cblqza3hcwxzodls6qi6u

Efficient Multi-Keyword Search Through Ciphertext Data in the Cloud

2019 International Journal of Engineering and Advanced Technology  
Because previous research were limited to single searches, this new work performs multiple keyword searches with unique security aspects to create a multi-keyword search system rather than the cryptographic  ...  However, in existing systems, we recommend only individual keywords and Boolean keywords, which is not yet sufficient to ensure efficient data usage for a vast number of data users and the number of documents  ...  Index terms--Cloud storage, MKS (Multi-keyword search), Rank search, Collective data owners, SKS(Single keyword search), Security, Secret key generation. I.  ... 
doi:10.35940/ijeat.f8534.088619 fatcat:5vmsol3vtvaytiyfgiwnzdovry

Achieving Efficient Multi-Keyword Ranked Search over Encrypted Cloud Data Using Bloom Filters

2017 International Journal of Science and Research (IJSR)  
The main goal of efficient and secure search is building up the searchable encryption for multi-keyword ranked search over the scalable data documents that are stored on cloud.  ...  As searching is time consuming process it is important to provide multi keyword search giving a ranking result to get effective data.  ...  In [5] , an Efficient as well as Secure Multi-Keyword ranked based Search is proposed.  ... 
doi:10.21275/art20164430 fatcat:m2xykjs4dve7lb3fymkdpiz45i

Privacy-Preserving Keyword Search Over Encrypted Data in Cloud Computing [chapter]

Wenhai Sun, Wenjing Lou, Y. Thomas Hou, Hui Li
2013 Secure Cloud Computing  
Devising an efficient and secure search scheme over encrypted data involves techniques from multiple domains -information retrieval for index representation, algorithms for search efficiency, and proper  ...  This chapter provides a basic introduction to the problem definition, system model, and reviews the state-of-the-art mechanisms for implementing privacy-preserving keyword search over encrypted data.  ...  In addition, they extend the proposed secure keyword search to multi-user setting, where an encrypted index can be searched by various users holding different private keys.  ... 
doi:10.1007/978-1-4614-9278-8_9 fatcat:neckj7ezarhozbsaueh7neyndi

Ranking based search in the encrypted cloud environment

Vignesh. P
2015 International Journal on Recent and Innovation Trends in Computing and Communication  
For the assurance of data privacy, multi-keyword ranked search over encrypted data in cloud computing (MRSE) scheme is proposed which supports top-k multi keyword retrieval.  ...  Data encryption provides security of data to some level, but at the cost of compromised efficiency. This paper focus on addressing data privacy problems.  ...  This technique is helpful to search encrypted data as documents and it allows the user to search securely through multi-keyword.  ... 
doi:10.17762/ijritcc2321-8169.150289 fatcat:m4oqntsv5jhtlkqtxnd46axwuq

Review on Multi-User Multi-Keyword Privacy Preserving Ranked Based Search Over Encrypted Cloud Data

2017 International Journal of Recent Trends in Engineering and Research  
Considering the large number of data users and documents in cloud, it is crucial for the search service to allow multi-keyword query and provide result similarity ranking to meet the effective data retrieval  ...  Among various multi-keyword semantics, we choose the efficient principle of "coordinate matching", i.e., as many matches as possible, to capture the similarity between search query and data documents,  ...  A special tree-based index structure and introduces a Greedy Depth-first Search algorithm to provide efficient multi-keyword ranked search.  ... 
doi:10.23883/ijrter.2017.3158.7f3gy fatcat:d7c7gmoy75fqtcsxtdctsxekxe

PRIVACY PRESERVING NATURAL LANGUAGE PROCESSING IN THE CLOUD SUPPORTING SIMILARITY BASED TEXT RETRIEVAL THROUGH BLIND STORAGE

T. Thilagam.
2016 International Journal of Advanced Research  
 Access pattern of the search user Design goal;-To enable efficient and efficient and privacy-preserving multi-keyword ranked search over encrypted cloud data via blind storage system  Multi-Keyword  ...  Efficient multi-keyword search scheme that can return the ranked search results based on the accuracy.  ...  2260 Conclusion:- Hence we developed an efficient search in multi keyword through blind storage which enable accurate, efficient and secure search over encrypted data.  ... 
doi:10.21474/ijar01/2333 fatcat:hn4o4udovvh2fnzlglphev3n54

Multi-Keyword Ranked Search in Cloud Storage using Homomorphic Indexing

K Renugha, P Shanthi, A Umamakeswari
2018 International Journal of Engineering & Technology  
In addition our scheme provides secure Multi-keyword ranked search over encrypted data.  ...  Efficient ranked search algorithm returns the relevant document based on the results for the given multiple keywords. The experimental results prove that the system is efficient.  ...  In addition to that it provides more information on the semantic security [5] . In the mobile computing, an efficient, secure multi-keyword search is implemented.  ... 
doi:10.14419/ijet.v7i2.24.12057 fatcat:t3qglis4xnfrfcthnyk3cr3mry

Efficient Multi-User and Multi-Keyword Ranked Search Scheme for Encrypted Cloud Data

Pradeepa D
2020 International Journal of Advanced Trends in Computer Science and Engineering  
To obtain an efficient search, for every statistics person, a tree-based totally index encrypted with an additive order and secure characteristic is constructed.  ...  However, the present search schemes pay little attention to the performance of facts users' queries, specifically for the multi-user situation.  ...  [8] :  Multi-keyword Ranked Search for Multiple Users.  Search Efficiency.  Security.  ... 
doi:10.30534/ijatcse/2020/65932020 fatcat:ttluytxzj5drzcp4pttptj2664
« Previous Showing results 1 — 15 out of 17,412 results