八十二長野銀行 announced that an employee suffered unauthorized access through a phishing email and that a third party may have viewed transaction details and other information. The information that may have been leaked includes transaction details involving 96 companies.
An employee received a phishing email purporting to be from an overseas company, and the employee’s account was accessed without authorization by a third party. The bank disclosed the incident on the grounds that multiple types of information may have been viewed.
The information that may have been leaked includes transaction details involving 96 corporate customers, the names of 531 companies and their overseas offices, the names, employers, telephone numbers and email addresses of 3 employees in charge, and 35 email addresses belonging to 3 related organizations, including business partners.
The bank said that no unauthorized use has been confirmed at this time and that customers’ account numbers and PINs were not leaked. It will contact each business partner and work to strengthen security.
The announcement reflects the situation as of the 19th, and information obtained through another route before that date may also have been viewed. The bank is closely monitoring the results of its ongoing investigation and any additional information it provides.