A contracted email distribution service operated for Bank of The Ryukyus was subject to unauthorized access by a third party, resulting in the leakage of approximately 96,477 customer email addresses. No leakage of names, addresses or account information has been confirmed. Details including the announcement date have been reported at this time.
On the 4th, Bank of The Ryukyus announced that a contracted email distribution service had been subject to unauthorized access by a third party, resulting in the leakage of approximately 96,477 customer email addresses. The leaked information consisted only of email addresses, and the bank said that no leakage of names, addresses or account information has been confirmed.
The bank cited unauthorized access to the contractor's environment as the cause of the leakage and said it was continuing its investigation. At present, additional information is awaited on the specific use of the leaked information and the possibility of further damage.