Hacker Stole Signing Key, Hit US Government's Microsoft 365
Data Breach Today
JULY 17, 2023
Monitor Logs to Spot Zero-Day Attack, US Cybersecurity Officials Advise Suspected Chinese hackers gained access to senior U.S. officials' emails by exploiting a zero-day vulnerability in Microsoft's cloud environment. While Microsoft said customers couldn't have prevented the attack, the U.S. government says logging was key to spotting it.
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