연합뉴스17 hours agoEducation1 min readSouth Korea

Seoul National University also suffered hacking 28 times in 6 years... About 1,000 pieces of personal information were leaked

From 2021 to this year, a total of 28 cases of hacking damage were confirmed, but there were no requests for investigation.

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A total of 28 hacking incidents occurred at Seoul National University over the past six years, resulting in the leakage of 1,132 pieces of personal information.
Department and laboratory systems were the main targets, and the school said it had completed security measures but had never requested an investigation from an investigative agency.

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Why It Matters

According to data submitted by Seoul National University to the National Assembly Education Committee, a total of 28 hacking damages occurred from 2021 to 2025. More than 500 hacking attempts occur every year and are increasing.

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(Seoul = Yonhap News) Reporter Lee Eui-jin = It was discovered on the 11th that more than 1,000 cases of personal information were leaked from Seoul National University due to hacking damage over the past six years.

According to data on the occurrence of hacking damage by year submitted by Seoul National University to Baek Seung-ah, a member of the National Assembly Education Committee and a member of the Democratic Party of Korea, a total of 28 cases were confirmed from 2021 to this year.

By year, 8 times in 2021, 10 times in 2022, 1 time in 2024, and 5 times in 2025. Four cases have occurred so far this year.

The most damage occurred through the department system, at 19 times.

There were 6 damage to the laboratory system and 2 damage to the research institute. There was also one incident of damage at the institutional level.

The amount of personal information leaked over the past 6 years was found to be 1,132. Most of these, 1,130, were leaked due to hacking incidents in 2021.

At that time, hackers planted a malicious program that could remotely issue commands to the Seoul National University server and stole identity information of school members and portal IDs.

In addition, two cases of personal information damage were leaked through hacking at a research institute in 2024. Researchers' biographies and resume files were targeted.

In the remaining hacking incidents, personal information leaks have not yet been confirmed.

It was found that more than 500 hacking attempts targeting Seoul National University occur every year.

Following 561 cases in 2024 and 575 cases last year, there is an increase to 588 cases so far this year.

Seoul National University explained, "This is the number of hacking attempts detected and blocked through security control. We responded in real time to prevent the spread of the incident and immediately completed security measures."

Seoul National University said that when personal information leakage was confirmed, it immediately reported it to the Ministry of Education or the Personal Information Protection Committee, but that it had never requested an investigation from an investigative agency.

Open Questions

What is the specific reason for not requesting an investigation from an investigative agency?
What are the measures to prevent subsequent damage from leaked personal information?

Seoul National University also suffered hacking 28 times in 6 years... About 1,000 pieces of personal information were leaked

From 2021 to this year, a total of 28 cases of hacking damage were confirmed, but there were no requests for investigation.

Quick Look

A total of 28 hacking incidents occurred at Seoul National University over the past six years, resulting in the leakage of 1,132 pieces of personal information.
Department and laboratory systems were the main targets, and the school said it had completed security measures but had never requested an investigation from an investigative agency.