<ul><li>The US Treasury’s Office of the Comptroller of the Currency (OCC) disclosed an undetected major email breach for over a year.</li><li>The breach involved unauthorized access to emails via a compromised admin account.</li><li>The OCC disabled affected accounts, reviewed email logs, and reported the breach to CISA.</li><li>The breach exposed sensitive financial data, and the review process is ongoing.</li></ul>

The US Treasury’s OCC disclosed an undetected major email breach for over a year

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