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Cyber Security News 2026-08-04 17:07 UTC

Hackers Can Weaponize Microsoft Copilot to Hijack CEO Accounts and Redirect Wire Transfers

Researchers demonstrated how Microsoft Copilot in Microsoft 365 can be weaponized for business email compromise (BEC) and wire fraud. A single compromised employee account can escalate to CEO takeover and steal $250,000 with minimal attacker effort, posing significant risk to email security.

AI summary · generated with Claude

BECHighBECBusiness Email Compromiseemail compromise

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Email threat intelligence for security teams

Hackers Can Weaponize Microsoft Copilot to Hijack CEO Accounts and Redirect Wire Transfers

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