Scammers are impersonating Microsoft with urgent deadline threats and fake legal language to rush victims into clicking ...

Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late ...

Microsoft says an Exchange Online issue that mistakenly quarantined legitimate emails last week was triggered by faulty heuristic detection rules designed to block credential phishing campaigns.

Microsoft has confirmed that a faulty anti-phishing detection rule designed to stop credential theft campaigns mistakenly ...

Scammers are sending emails that appear to come from Microsoft, warning users their accounts face suspension or deletion. The ...

Microsoft has confirmed Exchange Online is incorrectly flagging legitimate emails as phishing due to an overly aggressive URL ...

Microsoft is investigating an Exchange Online incident that wrongly flags emails as phishing, quarantining messages and disrupting delivery.

Missing emails? Exchange Online is tagging legitimate messages as spam - here's what to do ...

Critical flaws in Microsoft Teams can be used to allow an attacker to manipulate messages, spoof notifications and even impersonate executives, according to a report released Tuesday by Check Point ...