Sony Bank Discloses Unauthorized Access at Digital Securities Partner Securitize Japan, Leaking Information of 621 Customers

November 4: According to Sony Bank's announcement (updated November 4), anomalies were detected on October 29 in the system of Securitize Japan, the outsourced partner for its digital securities business, and unauthorized external access was confirmed that same day. A log investigation found that information on 621 customers was leaked, of which the names, addresses, dates of birth and account numbers of 4 people were exposed, while for the other 617 only names were leaked. Sony Bank said it has so far found no improper transactions resulting from the incident, and no evidence that the information has been made public or spread online. The incident only involves the digital securities business; related transactions have been suspended, with the resumption date to be announced separately.