Does anyone know if PCI rules call for non reversible storage of passwords (hashing)? I looked quickly online but the only reference I could find was that "pas

Does anyone know if PCI rules call for non reversible storage of passwords (hashing)? I looked quickly online but the only reference I could find was that "passwords are protected by strong cryptography in transit and at rest", which seems to allow wiggle room to store passwords in reversible but encrypted format.