Journal ArticleDOI
Limitations of challenge-response entity authentication
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This work considers two basic versions of the challenge-response authentication protocol, and exhibits both a method of attack and a simple modification preventing such attacks.Abstract:
We consider two basic versions of the challenge-response authentication protocol, and exhibit both a method of attack and a simple modification preventing such attacks. We go on to consider three variants of the basic protocols and show that one of them is completely insecure.read more
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Posted Content
A New Remote User Authentication Scheme Using Smart Cards with Forward Secrecy.
TL;DR: A new remote user authentication scheme with forward secrecy is presented, which provides forward secrecy to the long term secret key of the authentication server and is also secure against Chan – Cheng and all the extended attacks.
Proceedings ArticleDOI
A Realistic Approach on Password-Based Mutual Remote Authentication Schemes with Smart-Cards
TL;DR: This work proposes a novel and realistic approach that permits the definition of a set of requirements for the password-based remote mutual authentication schemes in order to improve the effectiveness of the resulting schemes.
Book ChapterDOI
Improvement of Efficient Remote Mutual Authentication and Key Agreement
TL;DR: A security improvement is proposed that not only inherits the merits of Shieh and Wang’s scheme but also enhances the security of their scheme.
Posted Content
Digital Identity in The Absence of Authorities: A New Socio-Technical Approach
TL;DR: It is shown how social trust, rather than blind deference to authorities, can provide a basis for identity, where risks can be weighed and compared rather than merely accepted.