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

Classic Outlook tells you to open the email to "read its contents and verify your credentials," but that doesn't work.

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

Do you ever wish your emails could be extra-secure so they can't be opened by just anyone? Whether you're sending private messages containing sensitive or personal information, or you just want to be ...

A new Outlook (Classic) update is preventing Windows users from opening encrypted emails. Microsoft confirms the bug and ...

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

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 ...

Q. Recently, I’ve become concerned about the privacy of sending email. What’s a cheap and easy way to protect my email messages? A. I’ve consistently preached that the use of unencrypted email is the ...

A lot of organizations have this feature where the user can encrypt the message that they are sending for privacy. Some users have reported seeing the following error ...