Trust Bank announced on October 20th that it has confirmed the external leakage of 4,454,097 member records due to unauthorized access to its Furusato Nozei (hometown tax donation) website, "Furusato Choice." The leaked data includes names, addresses, phone numbers, and hashed passwords.
The confirmed leaked information comprises names, email addresses, addresses, phone numbers, hashed passwords, and estimated donation deduction amounts. Users are urged to change passwords for any other services where they use the same email address and password combination as Furusato Choice.
The unauthorized access occurred on October 17th. On the 19th, after noticing unusual access patterns and investigating, the member information leak was discovered. Related services were suspended at 3:50 PM on the same day, and the cause and scope of the impact are currently being investigated with external experts.
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