Compromised Microsoft Copilot Accounts Let Hackers Impersonate CEOs and Steal $247,500

A controlled proof-of-concept by Barracuda’s Red Team has demonstrated how a compromised Microsoft 365 account with Copilot access can serve as a powerful launchpad for business email compromise (BEC). This scenario ultimately enables attackers to impersonate a CEO and redirect a $247,500 wire transfer. Research published on August 4, 2026, warns that AI-enabled email accounts […]

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