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Fault Attack on the Balanced Shrinking Generator
引用本文:GAO Juntao LI Xuelian HU Yupu. Fault Attack on the Balanced Shrinking Generator[J]. 武汉大学学报:自然科学英文版, 2006, 11(6): 1773-1776. DOI: 10.1007/BF02831872
作者姓名:GAO Juntao LI Xuelian HU Yupu
作者单位:[1]Key Laboratory of Computer Networks and Information Security, Ministry of Education, Xidian University, Xi'an 710071, Shaanxi, China [2]Department of Applied Mathematies, Xidian University, Xi'an 710071, Shaanxi, China
基金项目:Supported by the Foundation of National Laboratory for Modern Communications (51436030105DZ0105)
摘    要:
Fault analysis, belonging to indirect attack, is a cryptanalysis technique for the physical implementation of cryptosystem. In this paper, we propose a fault attack on the Balanced Shrinking Generator. The results show that the attacker can obtain the secret key by analyzing faulty output sequences which is produced by changing control clock of one of Linear Feedback Shift Registers (LFSR). Therefore, the balanced shrinking generator has a trouble in hardware implementation.

关 键 词:流密码 密码分析 故障攻击 发电机
文章编号:1007-1202(2006)06-1773-04
收稿时间:2006-03-20

Fault attack on the balanced shrinking generator
Gao Juntao,Li Xuelian,Hu Yupu. Fault attack on the balanced shrinking generator[J]. Wuhan University Journal of Natural Sciences, 2006, 11(6): 1773-1776. DOI: 10.1007/BF02831872
Authors:Gao Juntao  Li Xuelian  Hu Yupu
Affiliation:(1) Key Laboratory of Computer Networks and Information Security, Ministry of Education, Xidian University, 710071 Xi' an, Shaanxi, China;(2) Department of Applied Mathematics, Xidian University, 710071 Xi' an, Shaanxi, China
Abstract:
Fault analysis, belonging to indirect attack, is a cryptanalysis technique for the physical implementation of cryptosystem. In this paper, we propose a fault attack on the Balanced Shrinking Generator. The results show that the attacker can obtain the secret key by analyzing faulty output sequences which is produced by changing control clock of one of Linear Feedback Shift Registers (LFSR). Therefore, the balanced shrinking generator has a trouble in hardware implementation.
Keywords:stream cipher  cryptanalysis  fault attack  balanced shrinking generator
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