Ernst & Young discloses data breach after support system hack

Ernst & Young disclosed a data breach resulting from the compromise of a third-party support ticket system used by its IT personnel. The breach occurred between March 28 and April 12, during which an unauthorized party accessed and downloaded documents containing personal and financial data related to tax filings. The company detected anomalous activity on April 23, launched an investigation with external cybersecurity experts, and has since secured its systems. No threat actor has claimed responsibility, and there is no evidence of data misuse to date.

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