Microsoft, SharePoint
Digest more
A person familiar with the matter told Bloomberg News that no sensitive or classified information is known to have been compromised.
Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and must assume they have already been compromised.
Microsoft said it identified 2 groups as leveraging flaws in SharePoint software; China said it firmly opposes all forms of cyberattacks.
State CISOs in North Carolina and Arizona said their teams began work immediately to ensure on-prem SharePoint systems were secure, following the recent disclosure of an active zero-day exploit.
Explore more