WithPCI Logo
WithPCI.com

3.6.1.4 Cryptographic keys are stored in the fewest possible locations

Original requirement from PCI DSS v4.0.1

Defined Approach Requirements

3.6.1.4 Cryptographic keys are stored in the fewest possible locations.

Customized Approach Objective

Cryptographic keys are retained only where necessary.

Defined Approach Testing Procedures

3.6.1.4 Examine key storage locations and observe processes to verify that keys are stored in the fewest possible locations.

Purpose

Storing any cryptographic keys in the fewest locations helps an organization track and monitor all key locations and minimizes the potential for keys to be exposed to unauthorized parties.

purpose

Change cryptographic keys at the end of their defined cryptoperiod or if compromised.

compliance strategies

  • Key rotation schedules
  • Incident-driven key changes

typical policies

  • Key Rotation Policy

common pitfalls

  • Keys not rotated
  • No process for compromise

type

Technical/Process Control

difficulty

High

key risks

  • Long-term key exposure

recommendations

  • Automate key rotation and compromise response

Eligible SAQ

  • SAQ-D MERCHANT
  • SAQ-D SERVICE PROVIDER

Your perspective on this PCI DSS requirement matters! Share your implementation experiences, challenges, or questions below. Your insights help other organizations improve their compliance journey and build a stronger security community.Comment Policy