PCI DSS Requirement 4 - Changes from v3.2.1 to v4.0 Explained
Welcome back to our ongoing series on the Payment Card Industry Data Security Standard (PCI DSS). In our previous posts, we’ve covered the various requirements of this critical security standard. Today, we’re going to delve into Requirement 4, which focuses on protecting cardholder data with strong cryptography during transmission over open, public networks.