4 pages

Payment-Security

Jul 15, 202611 min read

PCI Is Not Just PCI DSS: A Layered Map of Payment Security Standards

The PCI Security Standards Council publishes multiple standards — DSS, PIN, PTS, MPoC, P2PE, and more. Each maps to a different layer of the payment stack, and conflating them …

Jun 15, 202610 min read

What Makes a Payment Terminal Secure: SmartPOS vs SoftPOS

In the POS systems I have worked on, “is this terminal secure?” almost never has a hardware-only answer. The card read is one boundary. The PIN entry is another. So are …

Mar 29, 20269 min read

POS Architecture Beyond Certification: Financial Infrastructure, Fraud Detection, and the Expanding Attack Surface

The POS terminal has quietly become critical financial infrastructure — and most architects are still designing it like a payment endpoint.

Mar 23, 20267 min read

Why PIN Still Matters in Card-Present Payments

EMV authenticates the card. PIN still helps authenticate the cardholder.