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Illustration representing the PA-DSS payment application security standard

HSM & Security

What is PA-DSS (Payment Application Data Security Standard)?

PA-DSS (Payment Application Data Security Standard) is the Payment Application Data Security Standard set by the PCI SSC, a global security standard created by the Payment Card Industry Security Standards Council.

PCI Security Standards Council overview

Security

What is PCI SSC?

It is an organization aimed at developing, managing, teaching, and raising awareness of security standards in the Card Payments Industry. The PCI Security Standards Council is also an open global forum for data security standards.

PCI DSS Qualified Security Assessor illustration

Security

What Is a Qualified Security Assessor (QSA)?

A Qualified Security Assessor (QSA) is a person approved by the PCI Security Standards Council to audit merchants for compliance with the Payment Card Industry Data Security Standard.

Illustration representing PIN Transaction Security (PTS) certified payment devices

Merchant & POS

What is PIN Transaction Security (PTS)?

PIN Transaction Security (PTS) verifies that card data and PIN information are used for a payment transaction. It is a set of modular evaluation requirements managed by the PCI Security Standards Council for PIN-accepting terminals.

Diagram of HSM use case areas in security and payment systems

HSM & Security

What Is an HSM? What Is It Used For?

HSM, short for Hardware Security Module, is specialized security hardware built to store sensitive cryptographic keys in a physical environment and to perform cryptographic operations in the most secure way.

Diagram of the ISO 8583 field F45 Track 1 data structure

ISO 8583

ISO 8583 Field Descriptions (F45)

F45 (TRACK-1 DAT) carries the Track 1 data of the card in ISO 7813 format, including field separators and start and end sentinels but excluding the LRC character. It is 76 characters long.