Yonsei University's portal service has been hacked.
On October 22, the university's Information and Communication Office announced through a notice on personal information leakage that "unauthorized external access to the Yonsei portal service has confirmed the leakage of some members' personal information." They expressed sincere apologies for the distress caused by the incident.
According to Yonhap News, a university official stated, "The leaked information includes student and alumni identification numbers, mobile phone numbers, email addresses, and some system management information." They clarified that sensitive information such as resident registration numbers and other unique identifiers were not included.
Immediately after confirming the hacking, Yonsei University took measures to block the leakage route and requested an investigation by law enforcement.
Details regarding the specific items leaked for each individual can be found in the announcements on Yonsei University's official website.
* This article has been translated by AI.
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