PCI Security Standards Council Link opens directly to PCI Security Standards Council website PCI Data Security Standard Link opens directly to PCI Security Standards Council website PCI Self-Assessment Questionnaire Link opens directly to PCI Security Standards Council website PCI Penetration Testing Requirement 11.3 Visa's Cardholder Information Security Program (CISP) Link opens directly to Visa website Mastercard's Site Data Protection Program (SDP) Link opens directly to Mastercard website Glossary of Terms List of Compliant Service Providers Link opens directly to Visa website Payment Application Data Security Standard Link opens directly to PCI Security Standards Council website PIN Transaction Security Standard Link opens directly to PCI Security Standards Council website PCI Council's List of Validated Payment Application Link opens directly to PCI Security Standards Council website Sample Addendum for Requirement 12.8 MegaPlanIT