If you send sensitive information through email, you risk someone intercepting and reading your messages. However, you can ensure that only you and the intended recipient can view the contents of your ...

This problem often occurs when your local Outlook client uses outdated cached policy data rather than obtaining the latest encryption or labeling settings from Microsoft 365. Outlook has multiple ...

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 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 ...

I have been moving from Google and Microsoft to Proton products. Proton's email and other products include encryption by default, and password-protecting messages adds a layer of security. However, I ...

Reflect for a moment on the fact that the “S” in SMTP stands for “simple,” not “secure.” The e-mail protocol was originally developed for a small number of collegial scientists sending messages about ...