A Beginner’s Guide to PCI DSS 4.0: Requirements 5-9

Data breaches reached a record high in the US last year, impacting over 350 million individuals. According to one estimate, financial services firms suffered the second highest total of breaches in 2023: 744. It’s not hard to imagine why. In many cases, threat actors will have been focused on targeting banks and other providers for the wealth of sensitive financial information they hold, like card data. This is exactly why the Payment Card Industry Data Security Standard (PCI DSS) was devised 20 years ago.

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