Payment Card Industry (PCI) compliance is a security standard that is in place to protect the consumer when purchasing goods through credit card payments. It is a set of requirements that meet different security goals in order to keep cardholder data safe when used in payments.
Rocketspark uses a number of payment gateways to assist E-commerce websites in accepting payments for their online stores, these are Afterpay, eWAY, Stripe, Windcave (Payment Express / DPS) and PayPal. As these different payment gateways are available if you wish to attain whether they are PCI compliant you will need to touch base with the relevant payment gateways support team. They will be able to provide information regarding their PCI compliance.