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.

Despite a defeat in federal court on Tuesday, the Trump administration's antitrust enforcers are still going after Google. Federal Trade Commission (FTC) Chairman Andrew Ferguson sent Sundar Pichai, ...

(This story was updated to accurately reflect the most current information.) The decision by top Whitehall city officials to block incoming emails from the local FOP union — now the subject of a ...

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

Microsoft has fixed a known issue that prevented Microsoft 365 customers from opening encrypted emails in classic Outlook after a December update. This bug affects users who try to open messages ...