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BOOKOFF membership system breach exposes data of over 6.38 million people
Japanese secondhand retail chain BOOKOFF confirmed a breach of its membership system involving 6,427,735 records belonging to 6,383,279 people, including former members. Potentially exposed information includes names, contact details and hashed password data. The company says it has blocked all known intrusion routes, is notifying affected members and advises them to change their passwords.
What to know
- 01
Affected members registered through the official App, online store or website; physical-card holders without App or online membership are not affected.
- 02
BOOKOFF warns of impersonation emails, texts and calls. Official notices will not include password-change links, and the company will not request passwords, credit card details or bank account information through these channels.
Why it matters
BOOKOFF recommends also changing identical or similar passwords used on other services to reduce the risk of other accounts being compromised.
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