Teollimi

Data breaches, Oct 26 – Nov 1, 2026: 60 reported

By country: 46 in South Korea, 7 in Japan, 4 in United States and 3 more countries. The largest was Muji (Ryohin Keikaku) (27.3 million records).

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

  1. 1United States · Oct 29, 2026Marathon Health5.7 million peopleNational ID numbers or documents, Medical or health information, Dates of birth, Addresses, Names
  2. 2Japan · Oct 30, 2026Muji (Ryohin Keikaku)27.3 million recordsPayment card details, Dates of birth, Member IDs, Addresses, Email addresses, Phone numbers
  3. 3United States · Oct 29, 2026Revolve (Revolve.com, FWRD)1.5 million peoplePayment card details, Addresses, Names
  4. 4Japan · Oct 30, 2026Matsuya Foods2.4 million recordsPasswords, Dates of birth, Member IDs, Addresses, Email addresses, Phone numbers
  5. 5South Korea · Oct 28, 2026Bithumb7,159 peopleNational ID numbers or documents, Bank or financial details, Email addresses, Phone numbers, Names
  6. 6Japan · Oct 27, 2026So-net and plala (Sony Network Communications)2.1 million recordsBank or financial details, Passwords, Dates of birth, Member IDs, Email addresses, Phone numbers
  7. 7South Korea · Oct 30, 2026Gmarket900,000 peopleAddresses, Email addresses, Phone numbers, Names
  8. 8South Korea · Oct 26, 2026Mirae Asset Life6,800 peopleNational ID numbers or documents, Bank or financial details, Addresses, Email addresses, Phone numbers, Names
  9. 9United States · Oct 30, 2026Kalahari Management Co. LLCSize not disclosedNational ID numbers or documents, Dates of birth, Addresses, Names
  10. 10South Korea · Oct 28, 2026Daishin Securities38,490 peopleBank or financial details, Addresses, Email addresses, Phone numbers, Names
  11. 11Taiwan · Oct 29, 202691APP (online stores of 1,329 brands in Taiwan)4.8 million peopleAddresses, Email addresses, Phone numbers, Names
  12. 12Japan · Oct 28, 2026Sony Life Insurance2.9 million recordsDates of birth, Addresses, Email addresses, Phone numbers, Gender, Names
  13. 13South Korea · Oct 30, 2026moinSize not disclosedNational ID numbers or documents, Bank or financial details, Addresses, Phone numbers, Names
  14. 14South Korea · Oct 30, 2026vt cosmeticsSize not disclosedNational ID numbers or documents, Bank or financial details, Addresses, Phone numbers, Names
  15. 15United States · Oct 30, 2026Hippo Insurance (Hippo Analytics)Size not disclosedDriver's license numbers, Names
  16. 16South Korea · Oct 30, 2026hyundai ezwelSize not disclosedAddresses, Email addresses, Phone numbers, Names
  17. 17Japan · Oct 29, 2026ANA (All Nippon Airways)37,800 peopleNational ID numbers or documents, Member IDs, Email addresses, Phone numbers, Purchase history, Names
  18. 18Japan · Oct 28, 2026Japan Airlines (JAL)92,000 peopleNational ID numbers or documents, Member IDs, Email addresses, Phone numbers, Purchase history, Names
  19. 19South Korea · Oct 28, 2026(in Korean)GowidSize not disclosedPayment card details, Addresses, Email addresses, Phone numbers, Names
  20. 20South Korea · Oct 28, 2026(in Korean)MyrealtripSize not disclosedPasswords, Email addresses, Phone numbers, Names
  21. 21South Korea · Oct 31, 2026(in Korean)K AuctionSize not disclosedNational ID numbers or documents, Bank or financial details, Names
  22. 22South Korea · Oct 31, 2026(in Korean)ST UnitasSize not disclosedNational ID numbers or documents, Bank or financial details, Names
  23. 23South Korea · Oct 30, 2026(in Korean)Gwangju Women and Family FoundationSize not disclosedNational ID numbers or documents, Bank or financial details, Addresses, Email addresses, Phone numbers, Names
  24. 24South Korea · Oct 30, 2026(in Korean)Korea Airport SecuritySize not disclosedNational ID numbers or documents, Bank or financial details, Addresses, Email addresses, Phone numbers, Names
  25. 25South Korea · Oct 30, 2026(in Korean)KukkiwonSize not disclosedNational ID numbers or documents, Bank or financial details, Addresses, Phone numbers, Names
  26. 26South Korea · Oct 30, 2026(in Korean)National Museum ComplexSize not disclosedNational ID numbers or documents, Bank or financial details, Names
  27. 27South Korea · Oct 30, 2026(in Korean)PetdocSize not disclosedNational ID numbers or documents, Bank or financial details, Email addresses, Phone numbers, Names
  28. 28South Korea · Oct 30, 2026(in Korean)GS EncSize not disclosedPasswords, Addresses, Email addresses, Phone numbers, Names
  29. 29Japan · Oct 26, 2026Rakuten Travel2.6 million recordsPayment card details, Email addresses, Phone numbers, Purchase history, Names
  30. 30South Korea · Oct 28, 2026(in Korean)TNS EngineeringSize not disclosedNational ID numbers or documents, Bank or financial details, Email addresses, Phone numbers, Names
  31. 31South Korea · Oct 28, 2026(in Korean)Valex ServiceSize not disclosedNational ID numbers or documents, Bank or financial details, Email addresses, Phone numbers, Names
  32. 32South Korea · Oct 29, 2026SK PlanetSize not disclosedBank or financial details, Email addresses, Phone numbers, Names
  33. 33South Korea · Oct 30, 2026(in Korean)Korean Ladies Professional Golf Association (KLPGA)Size not disclosedNational ID numbers or documents, Addresses, Names
  34. 34South Korea · Oct 30, 2026(in Korean)Seonghyun Accounting FirmSize not disclosedNational ID numbers or documents, Addresses, Email addresses, Names
  35. 35South Korea · Oct 28, 2026(in Korean)Mirae Asset Global InvestmentsSize not disclosedNames
  36. 36France · Oct 27, 2026ENGIE (France)Size not disclosedAddresses, Email addresses, Phone numbers, Names
  37. 37South Korea · Oct 29, 2026(in Korean)Jin Air1,454 peopleEmail addresses, Phone numbers, Names
  38. 38South Korea · Oct 26, 2026(in Korean)Nol UniverseSize not disclosedEmail addresses, Phone numbers, Names
  39. 39South Korea · Oct 30, 2026(in Korean)Hanwha SystemsSize not disclosedEmail addresses, Phone numbers, Names
  40. 40South Korea · Oct 30, 2026(in Korean)KVCASize not disclosedEmail addresses, Phone numbers, Names
  41. 41South Korea · Oct 29, 2026(in Korean)Hanyang Securities31 recordsNational ID numbers or documents, Bank or financial details, Addresses, Email addresses, Phone numbers, Names
  42. 42South Korea · Nov 1, 2026(in Korean)HanpassSize not disclosedAddresses, Phone numbers, Names
  43. 43South Korea · Oct 30, 2026(in Korean)Yeongseo Medical FoundationSize not disclosedBank or financial details, Addresses, Phone numbers, Names
  44. 44South Korea · Oct 30, 2026(in Korean)PortOneSize not disclosedEmail addresses, Phone numbers, Names
  45. 45South Korea · Oct 28, 2026(in Korean)Jaewon FoodSize not disclosedBank or financial details, Email addresses, Phone numbers, Names
  46. 46South Korea · Oct 28, 2026(in Korean)WithUSize not disclosedBank or financial details, Phone numbers, Names
  47. 47South Korea · Oct 28, 2026(in Korean)RSupportSize not disclosedEmail addresses, Phone numbers
  48. 48South Korea · Oct 27, 2026(in Korean)Korea Teachers' Credit Union (KTCU)Size not disclosedNames
  49. 49South Korea · Oct 30, 2026(in Korean)MoneyToday1,367 recordsEmail addresses, Phone numbers, Names
  50. 50Hong Kong · Oct 26, 2026Hong Kong Airlines, Yoho and Broadway1,605 peopleAddresses, Phone numbers, Names
  51. 51South Korea · Oct 29, 2026(in Korean)Hanwha EngineSize not disclosedEmail addresses, Phone numbers, Names
  52. 52South Korea · Oct 26, 2026(in Korean)Douzone BizonSize not disclosed
  53. 53South Korea · Oct 30, 2026(in Korean)Chamzone AutomotiveSize not disclosedEmail addresses, Phone numbers, Names
  54. 54South Korea · Nov 1, 2026(in Korean)토파스여행정보Size not disclosed
  55. 55South Korea · Oct 30, 2026(in Korean)ChangbiSize not disclosed
  56. 56South Korea · Oct 30, 2026(in Korean)Changbi EducationSize not disclosed
  57. 57South Korea · Oct 30, 2026(in Korean)Chuncheon Cultural FoundationSize not disclosed
  58. 58South Korea · Oct 30, 2026(in Korean)Jungbu Power ServiceSize not disclosed
  59. 59South Korea · Oct 30, 2026(in Korean)Korea Financial Planning AssociationSize not disclosed
  60. 60South Korea · Oct 30, 2026(in Korean)Donghaeng Media Era526 recordsEmail addresses, Phone numbers, Names

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