Understanding PCI-DSS
PCI-DSS (Payment Card Industry Data Security Standard) is a set of security standards established by the PCI Security Standards Council, founded by Visa, Mastercard, American Express, Discover, and JCB. Any organization that accepts, processes, stores, or transmits credit card information must comply with PCI-DSS, regardless of size or transaction volume.
Non-compliance can result in fines from payment processors, increased transaction fees, and in severe cases, loss of the ability to accept credit card payments. Beyond fines, a cardholder data breach triggers costly notification requirements, forensic investigations, and reputational damage.
The most effective strategy for PCI-DSS compliance is scope reduction. By using tokenization, point-to-point encryption, and hosted payment pages, organizations can dramatically reduce the number of systems that are in scope for PCI-DSS, reducing both cost and complexity.
The 12 Requirements
Compliance Levels
Level 1
Over 6 million transactions per year. Requires annual on-site audit by QSA.
Level 2
1-6 million transactions per year. Annual self-assessment questionnaire (SAQ) required.
Level 3
20,000-1 million e-commerce transactions per year. Annual SAQ required.
Level 4
Fewer than 20,000 e-commerce or up to 1 million other transactions. Annual SAQ recommended.