Send S/MIME or Microsoft Purview encrypted emails in Outlook
Send S/MIME or Microsoft Purview encrypted emails in Outlook using a work or school account with a qualified Microsoft 365 subscription.
Learn about securing and protecting email messages in Outlook
Learn how to use encryption and other security settings to protect messages sent from Outlook.
Set up Outlook to use S/MIME encryption - Microsoft Support
Instructions to set up Outlook for encryption and digital signatures To set up Outlook for encryption and digital signatures, choose instructions based on the version of Outlook you're …
Send encrypted messages with a Microsoft 365 personal or family ...
If you have a Microsoft 365 Family or Microsoft 365 Personal subscription, Outlook includes encryption features that let you share your confidential and personal information while …
Open encrypted and protected messages - Microsoft Support
Learn how to identify and open encrypted and protected emails no matter what email client you're using.
Send a digitally signed or encrypted message for Mac
Learn how to use digital signatures and encryption in Outlook for Mac. Both the sender and recipient must have a mail application that supports the S/MIME standard.
Secure messages with a digital ID in Outlook - Microsoft Support
Under Microsoft Outlook Trust Center, select Trust Center Settings. On the Email Security tab, under Encrypted Mail, select the Add digital signature to outgoing messages check box.
Apply sensitivity labels to email messages in Outlook
To apply IRM protection, S/MIME signature and encryption must be removed from the message. The same applies for IRM-protected messages; users can't sign or encrypt them by using …
Protect a document with a password - Microsoft Support
Go to File > Info > Protect Document > Encrypt with Password. Type a password, press OK, type it again and press OK to confirm it. Save the file to make sure the password takes effect.
Apply sensitivity labels to your Outlook meetings
Learn how to apply sensitivity labels to your Outlook meetings. Using sensitivity labels will help keep meetings compliant with your organization's information protection policies.