9 pages
Payments
DUKPT Key Derivation: Technical Reference for POS Systems
PIN Translation: Bridging Cryptographic Worlds Inside the HSM
EMV Cryptograms: How ARQC Prevents Fraud
Nexo Protocol Adoption in Modern SmartPOS Architectures
Types of POS Terminals and Where They Fit
IPEK Derivation & Terminal Key Injection
Track 2 Data — Technical Overview (and Why It's Slowly Disappearing)
EMV for Developers: What You Really Need to Know
What Is a POS System? A Practical Overview