Security
Securitize Japan Breach Exposed 617 Sony Bank Customer Names
COINOTAG·November 4, 2026·1 min read
A cyberattack on Securitize Japan exposed data at Sony Bank, NTT Data, and Marui Group, including 617 Sony Bank customer names. Sony Bank suspended its digital securities trading service in response. The breach highlights security risks in the tokenized securities sector.
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