The researchers at Aim Security dubbed the flaw “EchoLeak.” Microsoft told Fortune that it has already fixed the issue in Microsoft 365 Copilot and that its customers were unaffected.

This latest security issue highlights the challenges of security in an AI era.

Microsoft declined to comment on the GPT-5 references in Copilot, and the company isn’t commenting on its new smart mode, ...

AI has prevented real-world cyberattacks before they could begin, proving AI fast enough to beat human threat actors to ...

This tool adds a highly trained virtual analyst to your security team in educational environments where IT personnel and ...

July 21 (UPI) -- An investigation is underway after hackers used a security flaw in Microsoft software to internationally infiltrate agencies and businesses over the weekend.

A security patch Microsoft (MSFT.O), opens new tab released this month failed to fully fix a critical flaw in the U.S. tech ...

Security Copilot was first released in April and is also available in Defender, Purview and Sentinel. Microsoft said the tool is intended to help IT teams manage hybrid environments more efficiently.