Cybersecurity company WithSecure Oyj is warning that a security flaw in Microsoft 365 Message Encryption can leak structural information in messages. WithSecure, previously known as F-Secure until ...

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 ...

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 ...

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Security researchers at WithSecure, the company formerly known as F-Secure, have published details of a potentially dangerous vulnerability in Microsoft Office 365 Message Encryption (OME) that could ...

In today’s digital landscape, email encryption has become a critical component of safeguarding sensitive information and maintaining secure communication channels. Microsoft 365 offers a comprehensive ...

The introduction of document fingerprinting, S/MIME encryption, and Office 365 Message Encryption helps to keep sensitive data safe while Power BI makes it easier to search and analyze data. You can ...

Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late ...