PA-DSS Implementation Guide Estimated Reading Time: < 1 Minute Ubersmith 4.1.x has been payment application - data security standard (PA-DSS) validated, in accordance with PA-DSS Version 3.2. For the PA-DSS assessment, we worked with Coalfire Systems, Inc. PCI SSC approved Payment Application Qualified Security Assessor (PA-QSA). The Ubersmith PA-DSS Implementation Guide describes the steps that must be followed in order for your Ubersmith installation to comply with payment application – data security standards (PA-DSS). The information in this document is based on PCI Security Standards Council Payment Application - Data Security Standards program (version 3.2 dated June 2016).