Encrypted emails in Microsoft’s older email client—called “classic Outlook” as opposed to “new Outlook”—have once again encountered problems. The company confirms on this support page that users of ...

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 ...

There is no fix available, but you can always revert to an older version.

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 ...

John is a writer at Pocket-lint. He is passionate about all things technology, and is always keeping up with the latest smartphone and PC releases. John has previously written at MobileSyrup. When ...

While sending an email through the Outlook desktop app, if you see an error message saying Microsoft Outlook cannot sign or encrypt this message because there are no ...

Microsoft seems to have messed up again with its latest Windows 11 update, which borks the classic Outlook app. Earlier this ...

Microsoft is currently working on enhancing the way emails sent using the Office 365 Message Encryption (OME) service are seen by mail servers so that they are less likely to be marked as spam and ...