An e-Commerce fair exchange protocol for exchanging digital products and payments

A new optimistic fair exchange protocol between a customer (C) and a merchant (M) is presented, that makes minimum use of a trusted third party. The protocol is for exchanging a payment with a digital product in the B2C domain. A novel feature of the protocol is that once the parties have agreed to...

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Bibliographic Details
Published in2007 Second International Conference on Digital Information Management Vol. 1; pp. 248 - 253
Main Authors Alaraj, A., Munro, M.
Format Conference Proceeding
LanguageEnglish
Published IEEE 01.10.2007
Subjects
Computer crashes
Computer science
Cryptography
Protocols
Web and internet services
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ISBN142441475X
9781424414758
DOI10.1109/ICDIM.2007.4444231

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Summary:A new optimistic fair exchange protocol between a customer (C) and a merchant (M) is presented, that makes minimum use of a trusted third party. The protocol is for exchanging a payment with a digital product in the B2C domain. A novel feature of the protocol is that once the parties have agreed to the exchange then they are forced to be honest. The protocol has the following features: (1) it comprises of only three messages sent between C and M in the exchange phase; (2) it guarantees strong fairness for both C and M: (3) it allows both parties to be sure of the item that they will receive; and (4) it automatically resolves disputes online.
ISBN:142441475X
9781424414758
DOI:10.1109/ICDIM.2007.4444231