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.

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

Microsoft is investigating a known issue that triggers Outlook errors when opening encrypted emails sent from other organizations. According to a recently published support document, this issue ...

You may see this error because the Microsoft 365 encryption service cannot verify your identity or check if you have permission to view the message. This is not ...

Google is rolling out an end-to-end encrypted email feature for business customers, but it could spawn phishing attacks, particularly in non-Gmail inboxes. End-to-end encryption is a protection that ...