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1 min read
Unveiling Obsidian: The Next-Gen Payment Platform for the Cloud Era
We are delighted to announced the launch of Obsidian, a cutting-edge payment platform designed to meet the evolving needs of the payment industry....
EMV
4 min read
Exploring The EMV Personalization Process
EMV Personalization of a payment card is the process of writing data to the card in order to make it ready for use. This includes loading the card...
4 min read
The Four Corners Model for Card Payment Security and Key Management
Martin Rupp (guest): 10. February 2023
The “Four Corners” model, also called the “Four Party Scheme”, is utilized in almost all standard card payment systems across the globe. Here, we...
3 min read
EMV Personalization cryptographic requirements
Martin Rupp (guest): 26. January 2023
EMV Personalization is a process used to get card data into cards, mobile phones, and wearables. The process includes a variety of complicated...
4 min read
EMV Payment Security - Acquirers
Martin Rupp (guest): 19. October 2022
In the “four corner model”, acquirers are apparently the less active party as their role seems ‘only’ to forward the transaction flow originating...
3 min read
EMV Payment Security - Issuers
Martin Rupp (guest): 22. September 2022
An issuer is one of the corners in the ‘four corner’ model. An issuer is a financial organization (e.g. a bank) that produces payment cards and...
3 min read
Key Management Challenges for EMV Personalization
Martin Rupp (guest): 20. September 2022
The EMV personalization data processing in itself is not the topic of this article, we will instead focus on the cryptographic schemes involved in...
4 min read
EMV Payment Security - Cardholders
Martin Rupp (guest): 16. June 2022
Cardholders (or consumers) are one of the corners of the ‘four corner’ model in the payment card world. Here we take a brief look at the payment...
5 min read
Maximizing Payment Card Industry (PCI) & Cryptographic System Security
This article talks about how different factors and controls can affect the strength and effectiveness of a cryptographic system's security. It gives...