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author:

Zhang, Kai (Zhang, Kai.) [1] | Liu, Ximeng (Liu, Ximeng.) [2] (Scholars:刘西蒙) | Li, Yanping (Li, Yanping.) [3] | Zhang, Tao (Zhang, Tao.) [4] | Yang, Shuhua (Yang, Shuhua.) [5]

Indexed by:

EI Scopus SCIE

Abstract:

Attribute-based keyword search (ABKS), as an important type of searchable encryption, has been widely utilized for secure cloud storage. In a key-policy attribute-based temporary keyword search (KP-ABTKS) scheme, a private key is associated with an access policy that controls the search ability of the user, while a search token is associated with a time interval that controls the search time of the cloud server. However, after a careful study, we uncover that the only existing KP-ABTKS construction is not secure. Through two carefully designed attacks, we first show that the cloud server can search the ciphertext in any time. As a result, their scheme cannot support temporary keyword search. To address this problem, we present an enhanced KP-ABTKS scheme and prove that it is selectively secure against chosen-keyword attack in the random oracle model. The proposed scheme achieves both fine-grained search control and temporary keyword search simultaneously. In addition, the performance evaluation indicates that our scheme is practical.

Keyword:

Cloud computing fine-grained search control searchable encryption temporary keyword search

Community:

  • [ 1 ] [Zhang, Kai]Shaanxi Normal Univ, Sch Math & Informat Sci, Xian 710119, Peoples R China
  • [ 2 ] [Li, Yanping]Shaanxi Normal Univ, Sch Math & Informat Sci, Xian 710119, Peoples R China
  • [ 3 ] [Liu, Ximeng]Fuzhou Univ, Coll Math & Comp Sci, Fuzhou 350108, Peoples R China
  • [ 4 ] [Zhang, Tao]Xidian Univ, Sch Comp Sci & Technol, Xian 710071, Peoples R China
  • [ 5 ] [Yang, Shuhua]Tianbo Elect Informat Technol Co Ltd, Qingdao 266100, Peoples R China

Reprint 's Address:

  • [Li, Yanping]Shaanxi Normal Univ, Sch Math & Informat Sci, Xian 710119, Peoples R China

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Source :

IEEE ACCESS

ISSN: 2169-3536

Year: 2020

Volume: 8

Page: 127845-127855

3 . 3 6 7

JCR@2020

3 . 4 0 0

JCR@2023

ESI Discipline: ENGINEERING;

ESI HC Threshold:132

JCR Journal Grade:2

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count: 2

SCOPUS Cited Count: 5

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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