Included secrets, private keys, passwords, 30,000+ internal Teams messages

A Microsoft employee accidentally exposed 38 terabytes of private data while publishing a bucket of open-source AI training data on GitHub, according to Wiz security researchers who spotted the leaky account and reported it to the Windows giant.

And Redmond, in a Monday write-up, downplayed the blunder, and said it was merely "sharing the learnings" to help customers avoid making similar mistakes. This is despite Wiz claiming the leaky data bucket had private keys, passwords, and over 30,000 internal Microsoft Teams messages, as well as backup data from two employees' workstations.

"No customer data was exposed, and no other internal services were put at risk because of this issue," the Microsoft Security Response Center team said. "No customer action is required in response to this issue."

In a report published on Monday, Wiz researchers Hillai Ben-Sasson and Ronny Greenberg detailed what happened. While they were scanning for misconfigured storage ...