Teollimi

Data breaches, Nov 17–23, 2025: 7 reported

By country: 6 in South Korea, 1 in United States. The largest was Harvard University (850,537 email addresses).

Latest and most important first. Open one for what leaked, who was affected and the sources

  1. 1South Korea · Nov 20, 2025Ezen69,930 peopleNational ID numbers or documents, Email addresses, Phone numbers, Names
  2. 2South Korea · Nov 20, 2025Leisure Plus160,807 peoplePasswords, Phone numbers, Names
  3. 3South Korea · Nov 20, 2025Dzone Housing33,879 peoplePasswords, Phone numbers, Names
  4. 4United States · Nov 22, 2025Harvard University850,537 email addressesDates of birth, Addresses, Email addresses, Phone numbers, Names
  5. 5South Korea · Nov 20, 2025(in Korean)Wins Technet1,000 peopleEmail addresses, Phone numbers, Names
  6. 6South Korea · Nov 18, 2025(in Korean)LG전자584 peopleEmail addresses, Phone numbers, Names
  7. 7South Korea · Nov 18, 2025(in Korean)삼성메디슨Size not disclosed

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