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PCI DSS for EU B2B software companies.

PCI DSS is not an EU regulation, but it is contractually required when a company stores, processes, or transmits payment-card data. For software companies, it matters when payment flows, card data, or payment infrastructure are in scope.

Information bankbindingLast updated May 12, 2026

Who it applies to

  • Companies storing, processing, or transmitting payment-card data.
  • Fintech and commerce software with payment-card environments.
  • Vendors asked to show PCI DSS alignment by customers or payment partners.

What you need to do

  • Network security, access control, vulnerability management, monitoring, testing, and policy controls.
  • Evidence that cardholder data environments are scoped and protected.
  • Recurring control checks and remediation tracking.

How to use this entry

  • Use this page to understand the buyer or regulatory pressure before it becomes a deadline.
  • Run the regulation checker to see whether this area is likely to matter for your company now.
  • If it becomes relevant, Kaamos can help you scope the gap and turn it into prioritized security work.