Chiiki Shosha Yamaguchi security incident history
Hacking, data breaches and other security incidents involving Chiiki Shosha Yamaguchi, with related coverage.
Incidents: 1 · Most recent
Yamaguchi FG subsidiary Chiiki Shosha Yamaguchi leaks 3,287 email addresses
3.3KImpact: 3,287 member email addresses leaked
Yamaguchi Financial Group said unauthorized access to an outsourced email delivery service used by an e-commerce site operated by its subsidiary Chiiki Shosha Yamaguchi had exposed members’ email addresses. The leak occurred between July 1 and October 28, 2026, and involved 3,287 email addresses. Email addresses are the only information confirmed to have been leaked so far, and affected members will be contacted individually.
Read on Yahoo!ニュース ↗