Publication Type

Journal Article

Version

publishedVersion

Publication Date

8-2021

Abstract

In this paper, we introduce a new construction for unlinkable secret handshake that allows a group of users to perform handshakes anonymously. We define formal security models for the proposed construction and prove that it can achieve session key security, anonymity and affiliation hiding. In particular, the proposed construction ensures that (i) anonymity against protocol participants (including group authority) is achieved since a hierarchical identity-based signature is used in generating group user's pseudonym-credential pairs and (ii) revocation is achieved using a secret sharing-based revocation mechanism.

Keywords

unlinkable secret handshake, anonymity, revocation

Discipline

Information Security

Research Areas

Cybersecurity

Publication

Computer Journal

Volume

64

Issue

8

First Page

1303

Last Page

1314

ISSN

0010-4620

Identifier

10.1093/comjnl/bxaa181

Publisher

Oxford University Press (OUP): Policy B - Oxford Open Option B

Copyright Owner and License

Publisher

Additional URL

https://doi.org/10.1093/comjnl/bxaa181

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