A 19-year-old former technology student, Hoàng Vạn Sơn, is accused of orchestrating a large-scale fraud scheme involving livestream manipulation. Sơn allegedly exploited hidden website code and psychological tactics to rig livestream algorithms. This manipulation allowed him to defraud victims out of billions of Vietnamese Dong. Authorities claim he used these methods to illicitly gain funds through the compromised livestreams. The investigation is ongoing, with details emerging about the sophistication of the technical methods employed. The case highlights growing concerns about online fraud and the manipulation of digital platforms in Vietnam. Further legal proceedings are expected as the investigation progresses.