Regulations & Standards
What Card Data Are You Allowed to Store? SAD, Retention, and the Rules
PCI DSS permits storing some card data and bans other data outright. The SAD rules, masking and truncation requirements, and retention limits.
PCI DSS Compliance
MFA Under PCI DSS 4.0: What Requirement 8 Actually Demands
PCI DSS 4.0 requires MFA for all access into the cardholder data environment. What requirement 8 demands, valid factors, and common failures.
Regulations & Standards
Visa and Mastercard Monitoring Programs: How VAMP and Fraud Thresholds Work
Exceed card-brand fraud or dispute thresholds and you enter monitoring programs with fines and remediation demands. How VAMP works now.
PCI DSS Compliance
PCI DSS for Small Businesses: A Realistic Path for Level 4 Merchants
Small merchants face PCI DSS too — but scope, not spending, decides the burden. A realistic compliance path without an enterprise budget.
Best Practices & How-To
Managing Third-Party Payment Providers: A TPSP Risk Playbook for PCI DSS
Outsourcing payments doesn't outsource accountability. Build a TPSP program: due diligence, AOC reviews, responsibility matrices, monitoring.
Regulations & Standards
DORA and Payments: What EU Operational Resilience Rules Mean for Payment Firms
The EU's Digital Operational Resilience Act applies to payment institutions and their ICT providers. Its five pillars, and how it overlaps PCI…
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.
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.
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…