Encrypted emails in Microsoft’s older email client—called “classic Outlook” as opposed to “new Outlook”—have once again ...

The problem happens for users who encrypt the email using the settings under the email File dialog (File > Encrypt), ...

Microsoft has confirmed a known issue that prevents recipients from opening encrypted emails in classic Outlook.

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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While sending an email through the Outlook desktop app, if you see an error message saying Microsoft Outlook cannot sign or encrypt this message because there are no ...

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 ...

This isn’t just a healthcare problem. Any organization relying on Microsoft 365 or Google Workspace for email encryption could be unknowingly exposing sensitive information. These platforms do not ...

Google, Microsoft and Proton launched new end-to-end encryption products to confront the 50% increase in ransomware, phishing and other email-vector attacks from the first half of 2022. Image: faithie ...