4. The particular person in command of fee pays the invoice using credit card, PayPal or bank transfer. Four Airport Security Statement Credit. PCI means Payment Card Industry, which is a should-have for every e-commerce business proprietor who offers with thousands of orders and bank card transactions. When you have come to this text, you could also be an e-commerce business owner or somebody who's considering of beginning an e-commerce webpage. With the evolving digital world and frequent use of advanced technologies, it's excessive time for each e-commerce enterprise proprietor to present attention to data safety to guard buyer data in this aggressive world. Event-Driven Architecture: Use occasion queues (like Kafka) to process high volumes of knowledge asynchronously.