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 ...

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

In the latest version of classic Outlook, users can't open encrypted emails. Microsoft confirms the issue and is investigating.

The path traversal bug allows attackers to include arbitrary filesystem content in generated PDFs when file paths are not ...