Security researchers at WithSecure, previously F-Secure Business, found that it is possible to partially or fully infer the contents of encrypted messages sent through Microsoft Office 365 due to the ...

Researchers have discovered what they call a vulnerability in Microsoft 365, tied to the use of a broken or risky cryptographic algorithm. It could be exploited to infer some or all the content of ...

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Attackers are now using encrypted RPMSG attachments sent via compromised Microsoft 365 accounts to steal Microsoft credentials in targeted phishing attacks designed to evade detection by email ...