At least three China-based hacking teams have been exploiting a previously unknown flaw in Microsoft SharePoint since at least July 7, the company said in a blog post. Why it matters: Microsoft and ...

A critical flaw in a major Microsoft document storage tool is hitting the organizations least able to defend themselves, security researchers and incident responders tell Axios. Why it matters: ...

Microsoft is sounding the alarm, and this time, the warning hits home for everyday users. Hackers are now turning Microsoft Teams security threats into real-world dangers that go far beyond corporate ...

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.

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. While Google might be better known for having some of the ...

Cybercriminals almost had a direct line into the boardroom. Check Point researchers discovered that Microsoft Teams contained four critical vulnerabilities that allowed attackers to potentially ...