4. The particular person answerable for payment pays the bill utilizing bank card, PayPal or financial institution switch. 4 Airport Security Statement Credit. PCI means Payment Card Industry, which is a must-have for each e-commerce business owner who offers with thousands of orders and credit card transactions. You probably have come to this text, you may be an e-commerce enterprise proprietor or someone who's considering of starting an e-commerce webpage. With the evolving digital world and frequent use of superior applied sciences, it's excessive time for every e-commerce enterprise proprietor to give consideration to data security to protect customer knowledge in this aggressive world. Event-Driven Architecture: Use event queues (like Kafka) to course of excessive volumes of data asynchronously.