Burger King Japan Data Breach Affects 11.18 Million App Members

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The Burger King Japan data breach occurred between October 2 and 7, exposing emails, birth dates and other data from nearly 12 million app members.

BK Japan, the operator of Burger King restaurants in Japan, has confirmed a data breach in which personal information from about 11.18 million official app member records was stolen. The exposure occurred after a third party accessed BK Japan’s membership system.

The company, operated by BK Japan Holdings Co., Ltd.and owned by Goldman Sachs Alternatives, disclosed the breach on October 15 in a press release, stating that the breach took place between October 2 and 7 while it discovered the leak on October 13.

Details of the Breach

The exposed data includes customers’ names in kanji and kana, phone numbers, email addresses, dates of birth, gender, prefecture and member IDs. Some records also contained registration details, email verification status, and information about mobile ordering.

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