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

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

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

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

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 ...

IT STAFF / ADVANCED: Learn how to enable digital signatures with Outlook on the web (outlook.office.com), and how to sign and encrypt messages, and how to send. Learn more about Outlook on the web - ...