Data Breaches & Incident Response
Inside a PFI Investigation: What Happens After a Suspected Card Data Breach
When card brands suspect a breach, a PCI Forensic Investigator may be mandated. What PFIs do, who pays, and how to prepare…
Tokenization & Encryption
Payment HSMs Explained: The Hardware Guarding Every PIN and Key
Payment HSMs generate, store, and use cryptographic keys inside tamper-resistant hardware. What they do, who needs one, and cloud alternatives.
PCI DSS Compliance
Network Segmentation Testing: Proving Your PCI Boundary Actually Holds
Segmentation only reduces PCI scope if you can prove it works. What segmentation penetration testing involves, who needs it, and how often.
Best Practices & How-To
Finding Hidden Card Data: A Practical Guide to Cardholder Data Discovery
Card numbers hide in logs, emails, call recordings, and spreadsheets. A practical data discovery process to find and eliminate them.
Mobile & Digital Wallets
SoftPOS Security: What Happens When a Phone Becomes the Payment Terminal
SoftPOS turns ordinary smartphones into contactless card readers. Here's how attestation, monitoring, and the PCI MPoC standard manage the risk.
E-commerce & Online Payments
Iframe, Hosted Fields, or Redirect? Payment Integration Choices and SAQ A vs. SAQ A-EP
Redirect, iframe, hosted fields, or direct API? Your checkout integration decides whether you face SAQ A or the much heavier SAQ A-EP.
Fraud Prevention
Refund Fraud and Policy Abuse: The Post-Purchase Fraud Merchants Underestimate
Refund fraud and returns policy abuse quietly drain e-commerce margins. Learn the main schemes and layered defenses that don't punish good customers.
Regulations & Standards
Beyond PCI DSS: A Map of the PCI Standards Family (PTS, P2PE, SSF, PIN, MPoC)
PCI DSS is only one of a dozen PCI standards. Learn what PTS, P2PE, SSF, PIN Security, and MPoC cover and which…
PCI DSS Compliance
PCI DSS Requirements 6.4.3 and 11.6.1: A Practical Guide to Payment Page Script Security
A practical guide to PCI DSS requirements 6.4.3 and 11.6.1 — script inventories, integrity checks, and tamper detection for payment pages.
Tokenization & Encryption
Point-to-Point Encryption (P2PE): How Validated Solutions Shrink PCI Scope
What point-to-point encryption is, how PCI-validated P2PE differs from ordinary E2EE, and how it can collapse your PCI DSS scope to a…