Control Objective 2: Cryptographic keys used for PIN encryption and decryption and related key management are created using processes that ensure it is not possible to predict any key or determine that certain keys are more probable than others – PCI PIN Security
PCI PIN Security 6-3.2: PCI PIN 6-3.2
What does 6-3.2 require?
Any window is locked, alarmed and covered, opaque or positioned so the room cannot be observed.
Other controls in Control Objective 2: Cryptographic keys used for PIN encryption and decryption and related key management are created using processes that ensure it is not possible to predict any key or determine that certain keys are more probable than others – PCI PIN Security