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Burger King Japan official app member data breach

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Made public · 11,180,000 official app member records

What leaked6

Hard to replace

  • Mobile number
  • Email address
  • Other profile data

Permanent

  • Date of birth
  • Full name
  • Gender
  • Mobile numberphone number · type not stated
  • Full namename in kanji and kana
  • Other profile datamember ID, registration type, prefecture, whether the member had mobile-order history and whether the email address was verified

To-dos2 · about 25 min in all

  1. Know the scam pattern: calls and texts that cite these leaked detailsabout 5 minfreeLimits harm from: phishing messages
  2. Use an authenticator app or passkey instead of SMS codesabout 20 minfreeLimits harm from: SMS code theft

What happened next7 events

  1. Undetected 2 events11 days · show events
  2. Response 5 eventsNo individual notice on record · Back to latest
  3. RemedyNone on record
  4. PenaltyNone on record
  5. DisputesNone on record

Response: 5 events

Back to latest
  1. Apologised in its announcement
  2. Announced that about 11.18 million official app member records had leaked
  3. Reported to the Personal Information Protection Commission
  4. Contacting affected members by email
  5. Blocked access from the source of the attack
Company
Burger King Japan
When it happened
–
Company detected it
Made public
Notice
Leak confirmed
Affected
11,180,000 official app member records · about 11.18 million, as stated

Sources