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Optiwords: A new password policy for creating memorable and strong passwords

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成果类型:
期刊论文
作者:
Guo, Yimin*;Zhang, Zhenfeng;Guo, Yajun
通讯作者:
Guo, Yimin
作者机构:
[Guo, Yimin; Zhang, Zhenfeng] Chinese Acad Sci, Inst Software, Trusted Comp & Informat Assurance Lab, Beijing, Peoples R China.
[Guo, Yimin; Zhang, Zhenfeng] Univ Chinese Acad Sci, Beijing, Peoples R China.
[Guo, Yajun] Cent China Normal Univ, Sch Comp, Wuhan, Peoples R China.
通讯机构:
[Guo, Yimin] C
Chinese Acad Sci, Inst Software, Trusted Comp & Informat Assurance Lab, Beijing, Peoples R China.
语种:
英文
关键词:
Passwords;Security;Memorability;Usability;Password policy
期刊:
Computers & Security
ISSN:
0167-4048
年:
2019
卷:
85
页码:
423-435
基金类别:
The authors are grateful to the anonymous reviewers for their constructive comments. This work was supported by the National Key R&D Program of China (Nos. 2017YFB0802500, 2017YFB0802000) and the Fundamental Research Funds for the Central Universities (Grant No. CCNU19ZN008 ).
机构署名:
本校为其他机构
院系归属:
计算机学院
摘要:
User-generated textual passwords suffer from the conflict between security and usability. System administrators usually adopt password composition policies to help users choose strong passwords. However, users often use predictable patterns to meet the strict password composition policies and to make passwords easy to remember, which in turn reduces the password strength, or write the password down, which may cause the password to be compromised. To overcome the user-generated password security and usability dilemma, we propose Optiwords, which...

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