Russian hackers compromised Microsoft’s cloud customers through a third party, putting email and other data at risk – The Washington Post

“If it’s true that a cloud service provider customer’s data has been exfiltrated and is in the hands of some threat actor, that’s a very serious situation,” said John Reed Stark, who runs a consulting firm and is former chief of the Securities and Exchange Commission’s Office of Internet Enforcement. “It should raise all sorts of alerts within that cloud provider that could trigger a litany of notification, remediation and disclosure requirements — both national and international.”

Source: Russian hackers compromised Microsoft’s cloud customers through a third party, putting email and other data at risk – The Washington Post