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IEICE TRANSACTIONS on Information

A Diversity Metric Based Study on the Correlation between Diversity and Security

Qing TONG, Yunfei GUO, Hongchao HU, Wenyan LIU, Guozhen CHENG, Ling-shu LI

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Summary :

Software diversity can be utilized in cyberspace security to defend against the zero-day attacks. Existing researches have proved the effectiveness of diversity in bringing security benefits, but few of them touch the problem that whether there is a positive correlation between the security and the diversity. In addition, there is little guidance on how to construct an effective diversified system. For that, this paper develops two diversity metrics based on system attribute matrix, proposes a diversity measurement and verifies the effectiveness of the measurement. Through several simulations on the diversified systems which use voting strategy, the relationship between diversity and security is analyzed. The results show that there is an overall positive correlation between security and diversity. Though some cases are against the correlation, further analysis is made to explain the phenomenon. In addition, the effect of voting strategy is also discussed through simulations. The results show that the voting strategy have a dominant impact on the security, which implies that security benefits can be obtained only with proper strategies. According to the conclusions, some guidance is provided in constructing a more diversified as well as securer system.

Publication
IEICE TRANSACTIONS on Information Vol.E102-D No.10 pp.1993-2003
Publication Date
2019/10/01
Publicized
2019/07/16
Online ISSN
1745-1361
DOI
10.1587/transinf.2018EDP7414
Type of Manuscript
PAPER
Category
Dependable Computing

Authors

Qing TONG
  National Digital Switching System Engineering and Technological Research and Development Center
Yunfei GUO
  National Digital Switching System Engineering and Technological Research and Development Center
Hongchao HU
  National Digital Switching System Engineering and Technological Research and Development Center
Wenyan LIU
  National Digital Switching System Engineering and Technological Research and Development Center
Guozhen CHENG
  National Digital Switching System Engineering and Technological Research and Development Center
Ling-shu LI
  National Digital Switching System Engineering and Technological Research and Development Center

Keyword