A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing

Oblivious transfer (OT) protocols mainly contain three categories: 1-out-of-2 OT, 1-out-of-n OT, and k-out-of-n OT. In most cases, they are treated as cryptographic primitives and are usually executed without consideration of possible attacks that might frequently occur in an open network, such as...

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Main Author: Jue-Sam Chou
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Advances in Multimedia
Online Access:http://dx.doi.org/10.1155/2012/630610
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author Jue-Sam Chou
author_facet Jue-Sam Chou
author_sort Jue-Sam Chou
collection DOAJ
description Oblivious transfer (OT) protocols mainly contain three categories: 1-out-of-2 OT, 1-out-of-n OT, and k-out-of-n OT. In most cases, they are treated as cryptographic primitives and are usually executed without consideration of possible attacks that might frequently occur in an open network, such as an impersonation, replaying, or man-in-the-middle attack. Therefore, when used in certain applications, such as mental poker games and fair contract signings, some extra mechanisms must be combined to ensure the security of the protocol. However, after a combination, we found that very few of the resulting schemes are efficient enough in terms of communicational cost, which is a significant concern for generic commercial transactions. Therefore, we propose a novel k-out-of-n oblivious transfer protocol based on bilinear pairing, which not only satisfies the requirements of a k-out-of-n OT protocol, but also provides mutual authentication to resist malicious attacks. Meanwhile, it is efficient in terms of communication cost.
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spelling doaj-art-af8e50869a14478bb9948a0587899cf52025-02-03T01:21:55ZengWileyAdvances in Multimedia1687-56801687-56992012-01-01201210.1155/2012/630610630610A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear PairingJue-Sam Chou0Department of Information Management, Nanhua University, No. 55, Section 1, Nanhua Road, Dalin Township, Chiayi County 62249, TaiwanOblivious transfer (OT) protocols mainly contain three categories: 1-out-of-2 OT, 1-out-of-n OT, and k-out-of-n OT. In most cases, they are treated as cryptographic primitives and are usually executed without consideration of possible attacks that might frequently occur in an open network, such as an impersonation, replaying, or man-in-the-middle attack. Therefore, when used in certain applications, such as mental poker games and fair contract signings, some extra mechanisms must be combined to ensure the security of the protocol. However, after a combination, we found that very few of the resulting schemes are efficient enough in terms of communicational cost, which is a significant concern for generic commercial transactions. Therefore, we propose a novel k-out-of-n oblivious transfer protocol based on bilinear pairing, which not only satisfies the requirements of a k-out-of-n OT protocol, but also provides mutual authentication to resist malicious attacks. Meanwhile, it is efficient in terms of communication cost.http://dx.doi.org/10.1155/2012/630610
spellingShingle Jue-Sam Chou
A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
Advances in Multimedia
title A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
title_full A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
title_fullStr A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
title_full_unstemmed A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
title_short A Novel k-out-of-n Oblivious Transfer Protocol from Bilinear Pairing
title_sort novel k out of n oblivious transfer protocol from bilinear pairing
url http://dx.doi.org/10.1155/2012/630610
work_keys_str_mv AT juesamchou anovelkoutofnoblivioustransferprotocolfrombilinearpairing
AT juesamchou novelkoutofnoblivioustransferprotocolfrombilinearpairing