Can existing electronic payment protocols be modified to become fairer and more efficient?
By Athanasios Polychronis and Konstantinos Markantonakis
The integration of electronic transactions throughout the spectrum of business and our individual daily activities is undeniably widespread.
The shift from the standard bricks-and-mortar environment with point of sale (POS) transactions to the virtual, electronic, card-not-present (CNP) environment have expanded the attack surface and created the need for higher security in transactions.
This report looks in detail at two key principles necessary for secure payments: fair exchange and non-repudiation for the participants.
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Royal Holloway Information Security Thesis Series