Back to list

Sony Bank: Outsourced Digital Securities Service Provider Securitize Japan Hit by Unauthorized Access; Personal Information of 617 Customers Leaked

2026-11-04 21:41

TechFlow reported on November 04 that, according to an announcement issued by Sony Bank, its outsourced digital securities service provider Securitize Japan suffered unauthorized external access, resulting in the leak of personal information of 617 customers. The names, addresses, dates of birth, and account information of 4 customers were leaked, and the names of 617 customers were also leaked.

Sony Bank said that Securitize Japan detected system anomalies on October 29 and confirmed unauthorized external access, after which it notified Sony Bank. No fraudulent transactions caused by the incident have been detected so far, and no leaked information has been found circulating on the internet.

As a result of the incident, Sony Bank has suspended digital securities trading and will contact affected customers individually. The bank emphasized that the incident only involves the digital securities service system provided by Securitize and does not affect other banking services. The time for resuming trading has not been determined.

Source: TechFlow