How does OfficeMax ensure security of online card payment? OfficeMax uses Windcave to process all online transactions by credit/debit card. Windcave is New Zealand’s leading electronic payment technology provider and is fully PCI DSS Compliant. PCI-DSS is the Payment Card Industry Data Security Standard and is a set of security requirements relating to the protection of card holder data. The standard is governed by the PCI Security Standards Council, an organisation put together by most of the major card schemes VISA, MasterCard, American Express, JCB and Discover.