PCEF (Policy and Charging Enforcement Function): PCEF sits in the network, typically in the gateway, and enforces policy decisions and QoS rules determined by the
PCI-DSS – Payment Card Industry Data Security Standards (PCI) stands for Payment Card Industry. Years back, Visa, Mastercard, Discover, and American Express came together and
PCI-DSS (Payment Card Industry Data Security Standard) is a set of security standards designed to ensure that all companies that accept, process, store, or transmit credit