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.

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 ...

Microsoft is looking into a newly identified issue in classic Outlook that prevents users from opening certain encrypted ...

Microsoft has released a preview of a Microsoft Intune "Organizational Messages" capability for IT pros, which lets them send notices to Windows 11 users, per a Thursday announcement. The ...