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 ...

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

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 ...