What is a Qualified Security Assessor (QSA)?

Qualified Security Assessor (QSA) companies are organizations that have been qualified by the Council to have their employees assess compliance to the PCI DSS standard. Qualified Security Assessors are employees of these organizations who have been certified by the Council to validate an entity’s adherence to the PCI DSS.

A full list of QSAs is maintained by the PCI Security Standards Council here:


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