Suat Mercan, Mumin Cebe, Kemal Akkaya, Julian Zuluaga. Blockchain-Based Two-Factor Authentication for Credit Card Validation. In Joaquín García-Alfaro, Jose Luis Muñoz-Tapia, Guillermo Navarro-Arribas, Miguel Soriano, editors, Data Privacy Management, Cryptocurrencies and Blockchain Technology - ESORICS 2021 International Workshops, DPM 2021 and CBT 2021, Darmstadt, Germany, October 8, 2021, Revised Selected Papers. Volume 13140 of Lecture Notes in Computer Science, pages 319-327, Springer, 2021. [doi]
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