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Alert ID : INFO654

Last Modified : 06/20/2018

Class 1 Digital ID Email Setup Instructions



For information on the listed actions, select the appropriate instructions for your email application in the table below.

  • How do I install my Class 1 Digital ID?
  • How do I configure my Email Application?
  • How do I send a digitally signed message?
  • How do I send my public key to another person?
  • How do I send an encrypted message?


Email Application


Notes R6


Microsoft Outlook 2000
Microsoft Outlook 2002
Microsoft Outlook 2003
Microsoft Outlook 2007
Microsoft Outlook 2010
Microsoft Outlook 2013
Microsoft Outlook 2016
Microsoft Outlook Express 4
Microsoft Outlook Express 5
Microsoft Outlook Express 6
Windows Live 2011




Mac Mail
Outlook for Mac 2011


If you are using Outlook, you may need to check if a sender's public key certificate has been correctly associated with their contact in your Outlook profile.   Click here to learn how.


If your email application is not listed or you need additional information, contact your software application vendor directly. Not all email applications support Digital IDs.

NOTE: If you have not received the Certificate Pick-Up Email which contains instructions for installing your Class 1 Digital ID, see the following solution: SO2710