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Hackers are on a huge Microsoft 365 password spraying spree – here’s what you need to know

A botnet made up of 130,000 compromised devices has been conducting a huge password spraying campaign targeting Microsoft 365 accounts, according to a new report. Researchers at SecurityScorecard warned that an unnamed threat actor has been compromising Microsoft 365 accounts by exploiting the non-interactive sign-in process that uses basic authentication. Non-interactive sign-in refers to a login method that requires no…