Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups

The technique of group secret handshake (GSH) has been used to help the members affiliated with the same group in achieving private authentication. After executing GSH protocols, the participants affiliated with the group can compute a shared secret key, or generate a public encryption key while the...

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Main Authors: Dong Han, Zhen Li, Mengyu Wang, Chang Xu, Kashif Sharif
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/3/532
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author Dong Han
Zhen Li
Mengyu Wang
Chang Xu
Kashif Sharif
author_facet Dong Han
Zhen Li
Mengyu Wang
Chang Xu
Kashif Sharif
author_sort Dong Han
collection DOAJ
description The technique of group secret handshake (GSH) has been used to help the members affiliated with the same group in achieving private authentication. After executing GSH protocols, the participants affiliated with the group can compute a shared secret key, or generate a public encryption key while the true participants can self-compute their decryption keys. This paper presents a concrete GSH protocol with Multiple Groups. Only a legitimate member can prove that it belongs to a set of legitimate affiliations, but which affiliation it belongs to will not be leaked. The Group Authority can reveal the real identities of the fellows in the proposed scheme after analyzing the flow of communication. The proposed scheme can provide affiliation-hiding and detectability. In addition, it achieves Perfect Forward Secrecy.
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spelling doaj.art-b1c0a35fde5645079941b60e195905472023-11-16T17:20:57ZengMDPI AGMathematics2227-73902023-01-0111353210.3390/math11030532Privacy Preservation Authentication: Group Secret Handshake with Multiple GroupsDong Han0Zhen Li1Mengyu Wang2Chang Xu3Kashif Sharif4School of Computer Science & Technology, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Computer Science & Technology, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Cyberspace Science & Technology, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Cyberspace Science & Technology, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Computer Science & Technology, Beijing Institute of Technology, Beijing 100081, ChinaThe technique of group secret handshake (GSH) has been used to help the members affiliated with the same group in achieving private authentication. After executing GSH protocols, the participants affiliated with the group can compute a shared secret key, or generate a public encryption key while the true participants can self-compute their decryption keys. This paper presents a concrete GSH protocol with Multiple Groups. Only a legitimate member can prove that it belongs to a set of legitimate affiliations, but which affiliation it belongs to will not be leaked. The Group Authority can reveal the real identities of the fellows in the proposed scheme after analyzing the flow of communication. The proposed scheme can provide affiliation-hiding and detectability. In addition, it achieves Perfect Forward Secrecy.https://www.mdpi.com/2227-7390/11/3/532ring group signatureauthenticationgroup key exchangeprivacy
spellingShingle Dong Han
Zhen Li
Mengyu Wang
Chang Xu
Kashif Sharif
Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
Mathematics
ring group signature
authentication
group key exchange
privacy
title Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
title_full Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
title_fullStr Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
title_full_unstemmed Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
title_short Privacy Preservation Authentication: Group Secret Handshake with Multiple Groups
title_sort privacy preservation authentication group secret handshake with multiple groups
topic ring group signature
authentication
group key exchange
privacy
url https://www.mdpi.com/2227-7390/11/3/532
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