JPMorgan Chase, BNY Mellon Respond To Major Data Breach After Bank Regulator Abruptly Suffers Security Breakdown

Financial giants are abruptly cutting connections with one of the top bank regulators in the US amid a major security warning.

JPMorgan Chase and Bank of BNY Mellon have stopped electronically sharing data with the Office of the Comptroller of the Currency (OCC) following a severe breach of the regulator’s email system, Bloomberg reports.

The OCC says it has notified Congress of a “major information security incident” involving unauthorized access to several of its executives’ and employees’ emails. The contents of the emails included “highly sensitive information relating to the financial condition of federally regulated financial institutions,” according to the OCC.

Upon consultation with the Department of the Treasury, the OCC determined the incident met the conditions necessary to be classified as a “major incident.”

According

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