Abstract The world is blessed with a variety of industries that take care of society and its people. Among those industries, e-commerce is one of the most well-known and widely used industries that dominates the hearts of billions of people. But all of this is only possible thanks to the rapid advancement of technology which contributes to the development of e-commerce. Some of the technologies are: mobile internet, AI, big data, cloud computing, IoT, online payment, and security system.Mobile internet is the main vehicle for accessing the Internet worldwide. Continued growth in the number of people using mobile devices and tablets to connect to the Internet will provide a significant stimulus to e-commerce. AI helps to improve user experience and increase brand awareness. Combined with Big Data which utilizes the use of machine learning and big data analytics to analyses the data collected for pattern recognition, decision making, predictions, and many more.Cloud Computing also has a big influence on e-commerce. It helps in scalability, speed, cost reduction, improves security, and is very tolerant of disasters.IoT can be used to personalize experiences, automate services, optimize processes, simplify purchasing processes, simplify decision making, use data insights to improve operations, and so on.Online Payment facilitates direct purchases for e-commerce. It reduces cost, saves time, convenient, available 24 hours, anytime and anywhere.And as e-commerce continues to expand, security is a major and necessary factor. To conduct safe and good services, internet security plays an important role to be improved in this situation. The aim is to establish rules and actions to be used against attacks.Key words:E...