信息网络安全 ›› 2021, Vol. 21 ›› Issue (9): 59-66.doi: 10.3969/j.issn.1671-1122.2021.09.009

• 入选论文 • 上一篇    下一篇

遗传算法优化CNN的网站指纹攻击方法

李彦霖, 蔡满春(), 芦天亮, 席荣康   

  1. 中国人民公安大学信息网络安全学院,北京 100038
  • 收稿日期:2021-05-16 出版日期:2021-09-10 发布日期:2021-09-22
  • 通讯作者: 蔡满春 E-mail:caimanchun@ppsuc.edu.cn
  • 作者简介:李彦霖(1997—),男,广西,硕士研究生,主要研究方向为信息网络安全|蔡满春(1972—),男,河北,副教授,博士,主要研究方向为密码学与通信保密|芦天亮(1985—),男,河北,副教授,博士,主要研究方向为恶意代码与人工智能安全|席荣康(1997—),男,河南,硕士研究生,主要研究方向为匿名通信
  • 基金资助:
    “十三五”国家密码发展基金密码理论研究重点课题(MMJJ20180108);中国人民公安大学2019年基本科研业务费重大项目(2019JKF108)

A Website Fingerprinting Attack Method via Convolutional Neural Network Optimized by Genetic Algorithm

LI Yanlin, CAI Manchun(), LU Tianliang, XI Rongkang   

  1. College of Information Network Security, People’s Public Security University of China, Beijing 100038, China
  • Received:2021-05-16 Online:2021-09-10 Published:2021-09-22
  • Contact: CAI Manchun E-mail:caimanchun@ppsuc.edu.cn

摘要:

网站指纹攻击常用来分析Tor网络的用户访问行为,分析效果受限于构造指纹的流量特征集。经过手动特征工程和特征选择,可以得到一组代表该攻击方式的指纹特征。随着Tor网络协议的更新,手工提取的流量特征可能失效。文章提出一种遗传算法优化卷积神经网络的网站指纹攻击方法,实现流量特征的自动提取,并与已有的指纹攻击研究比较,在封闭世界数据集和开放世界数据集中,文章所提方法的识别准确率有一定提升。

关键词: 网站指纹攻击, Tor网络, 卷积神经网络, 遗传算法

Abstract:

Website fingerprinting attack is often used to analyze the user access behavior of Tor network, and the analysis effect is limited by the construction of fingerprinting traffic feature set. After manual feature engineering and feature selection, a set of fingerprinting features can be obtained, which can represent the attack mode. With the update of Tor network protocol, the traffic characteristics extracted manually may be invalid. In this paper, a convolutional neural network fingerprinting attack method optimized by genetic algorithm was proposed to realize the automatic extraction of traffic characteristics. Compared with the existing fingerprinting attack research, the recognition accuracy of this method is improved in closed world dataset and open world dataset.

Key words: website fingerprinting attack, Tor network, convolutional neural network, genetic algorithm

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