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

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Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. As regular readers of the cybersecurity section here at Forbes ...

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 ...

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 ...

Anyone concerned about unwanted third parties such as big businesses or even hackers accessing sensitive data or conversations carried out via email might be interested in this quick guide which shows ...

Microsoft is gearing up to release a new version of Office 365 and the new suite of tools will offer subscribers the ability to send encrypted emails. The feature that offers the encryption is called ...

Enterprise cloud services like Microsoft 365 leave enterprises open to ransomware threat actors who want to encrypt files saved in SharePoint Online and OneDrive libraries, researchers warn. The new ...