Japan's Trade Works tightens security as cyberattack highlights outsourcing risks
By Genta Nakanishi ( November 9, 2026, 06:53 GMT | Insight) -- Japanese financial technology provider Trade Works has acknowledged that system design and operational shortcomings contributed to an October cyberattack affecting brokerage client Iwai Cosmo Securities, potentially exposing personal information belonging to 4,975 customers. The company has strengthened security controls across systems supplied to other financial institutions, as Japan's government pushes for stronger cybersecurity safeguards and oversight of external service providers.Japanese financial technology provider Trade Works has acknowledged that shortcomings in its system design and operational management contributed to an October cyberattack affecting brokerage client Iwai Cosmo Securities, prompting security upgrades across systems supplied to other financial institutions....
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