Daiwa Securities Group Inc. announced that the names, email addresses, securities account numbers and other information of approximately 110,000 customers may have been leaked following unauthorized access at an outsourced service provider. The leaked information may total approximately 220,000 records, but the company said that, at this point, there was no indication of unauthorized transactions in the accounts.
Daiwa Securities announced on the 5th that the names, email addresses, securities account numbers and other information of approximately 110,000 customers may have been leaked following unauthorized access to a server operated by an outsourced service provider. The leak was confirmed while the information remained incomplete, and the company has begun rechecking its external service providers and considering measures to prevent a recurrence.
The unauthorized access occurred from the night of 2 October to the morning of 3 October, and evidence was found that information on SC's servers had been extracted. Including information that cannot be used to identify individuals, approximately 220,000 records may have been leaked. The company said that, at this point, access to or the possibility of transactions in the accounts could not be confirmed.
Daiwa Securities is calling on customers affected by the information leak to exercise caution and has indicated that it will proceed with inspections of external service providers and the formulation of measures to prevent a recurrence. Specific measures to prevent a recurrence and further details on the scope of the impact are expected to be disclosed in the future, and the handling of customer information will continue to attract attention.
As related information, the Daiwa Securities Group's security response and future handling of the information leak are expected to be a focus of market interest.