Netinfo Security ›› 2021, Vol. 21 ›› Issue (3): 44-52.doi: 10.3969/j.issn.1671-1122.2021.03.006

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An Anonymous Data Authentication Method Based on User Behavior Pattern

LIU Yanhua1,2(), LIU Zhihuang1,2   

  1. 1. College of Mathematics and Computer Science, Fuzhou University, Fuzhou 350108, China
    2. Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou 350108, China
  • Received:2020-10-12 Online:2021-03-10 Published:2021-03-16
  • Contact: LIU Yanhua E-mail:lyhwa@fzu.edu.cn

Abstract:

Aiming at the characteristics of massive and redundant anonymous user data, in order to improve the performance of user identification based on digital evidence, this paper proposes an anonymous data authentication method based on user behavior pattern. Firstly, this paper studies the mining method of frequent user behavior patterns based on BIDE algorithm, which provides a high-quality user frequent sequence behavior pattern library for data authentication. Then, the similarity method based on the longest common subsequence is used to obtain the comprehensive similarity of patterns, which can comprehensively describe the matching degree between user data. Finally, experiments are carried out using Web browsing data set and Unix operating command line data set. The results show that the proposed digital evidence authentication method has good applicability and computational efficiency, which provides technical support for the same authentication of anonymous data.

Key words: data authentication, digital evidence, BIDE, user behavior pattern, similarity

CLC Number: