Newsletter · Edition #6 · PCI DSS · 4 min read
PCI DSS v4.0.1: the requirements catching teams off guard
The future-dated requirements are here now. Several need lead time you may not have budgeted.
PCI DSS v4.0.1 brought a set of requirements that were “best practice” during transition and are now mandatory. Several aren’t quick config changes — they need planning.
The ones that bite
Expanded multi-factor authentication into the cardholder data environment. Stronger password parameters. Targeted risk analyses for how often certain controls run. Client-side script and payment-page integrity monitoring. Automated log review. Each is reasonable — and each takes time to implement and evidence.
Plan the lead time
The script-integrity and anti-phishing controls in particular tend to surprise teams because they touch code and tooling, not just policy. Start scoping these early so your assessment date isn’t the first time you discover the effort.
The bottom line
Map the v4.0.1 requirements against what you actually run today, and sequence the heavy ones first. The deadline doesn’t move.
Get the next edition in your inbox
Practical PCI DSS, ISO 27001, SOC 2 and DPDP insight from CERT-In empanelled auditors — a few times a month, no spam.