Frequently Asked Question
Is two-step authentication acceptable for PCI DSS Requirement 8.4?
For more information about multi-factor authentication, refer to the Information Supplement: Authentication Guidance, available under Guidance Document in the PCI SSC Document Library.
Our document library can be accessed on our website at: https://www.pcisecuritystandards.org/document_library/
January 2026
Article Number: 1449
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