On November 8, 2023 –the Faculty of Information and Communication Technology, Mahidol University (ICT Mahidol), led by Dr. Pawitra Liamruk, the instructor of the course “ITDS294 Fundamentals of Electronic Commerce Systems,” organized a special talk on “Online Payment System” for the 2nd year students enrolled in B.Sc. in Digital Science and Technology (DST Thai Program). On this occasion, Ms. Juraimas Tangkasemworakul, Vice President (Digital Cash management product), Bank of Ayudhya, served as the guest speaker. She shared knowledge about the mechanism of the current online payment system. The session took place in Room IT204, 2nd floor, the Faculty of ICT, Mahidol University, Salaya.