What is Cardknox and how does it operate? Cardknox is a convenient payment gateway integration that facilitates mobile, online, and in-store transactions. Its advanced POS integration simplifies secure card payments, providing significant benefits to numerous customers. Additionally, Cardknox allows merchants to accept multiple payment types, which can greatly enhance sales by meeting customer expectations for flexibility. Utilizing Cardknox’s robust omnichannel payment solutions can significantly improve the customer experience. The integration supports various payment methods, including ACH payments, EBT payments, debit cards, EFT payments, credit cards, and gift cards. With its intelligent API, Cardknox enables seamless credit card processing, accepting all major debit and credit cards to minimize interruptions in payment processing. Furthermore, Cardknox’s mobile payment applications offer efficient tap-to-pay, swipe-to-pay, and instant signature capture features, eliminating potential delays.