Vietnam ministerial data breach leaks millions despite SOC

During the Vietnam Security Summit 2026 on May 22, Lieutenant Colonel Tran Trung Hieu, the Deputy Director of the National Cybersecurity Center, announced that two serious data breach incidents had occurred involving ministerial-level agencies in Vietnam. Hackers accessed systems containing millions of user records. Initial investigations revealed that although the affected agencies had Security Operations Centers (SOC) in place, the monitoring systems failed to detect the intrusions.