IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
Online ISSN : 1745-1337
Print ISSN : 0916-8508
Special Section on Cryptography and Information Security
Strongly Secure Predicate-Based Authenticated Key Exchange: Definition and Constructions
Atsushi FUJIOKAKoutarou SUZUKIKazuki YONEYAMA
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2012 Volume E95.A Issue 1 Pages 40-56

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Abstract

This paper firstly provides the extended Canetti-Krawzcyk (eCK) security model for predicate-based authenticated key exchange (AKE) that guarantees resistance to leakage of ephemeral secret keys. Moreover, we propose two-pass key-policy (resp. session-policy) attribute-based AKE protocol secure in the proposed predicate-based eCK security model based on key-policy (resp. ciphertext-policy) attribute-based encryption. The proposed protocols have advantages in security against leakage of ephemeral secret keys and the round complexity compared to the previous predicate-based AKE protocols.

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© 2012 The Institute of Electronics, Information and Communication Engineers
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