Daejeon Metropolitan Office of Education security incident history
Hacking, data breaches and other security incidents involving Daejeon Metropolitan Office of Education, with related coverage.
74,246 educational Google accounts compromised at Daejeon education office
Impact: 74,246 educational Google accounts compromised
A total of 74,246 educational Google accounts at the Daejeon Metropolitan Office of Education were compromised, accounting for 66.9% of the 111,052 affected accounts across South Korea. The first anomalous activity occurred on September 26, but the office only learned of the incident two days later through a school report, and further attacks continued despite blocking measures. An administrative audit on November 11 highlighted automated attacks and weaknesses in security management, and also revealed that two-factor authentication had not been mandatory for teaching and administrative staff accounts.
Related reports: 6 →