PCI DSS
The Payment Card Industry Data Security Standard (PCI-DSS), which consists of nearly 400 individual controls and is a critical part of staying in business for any merchant, service provider, or subservice provider who is involved in handling cardholder data. In fact, if you are a merchant, service provider, or subservice provider who stores, processes, or transmits cardholder data, you are required to comply with the PCI DSS.