How to View a Digitally Signed Message Using Outlook Express

This topic explains how to view a digitally signed message using Outlook Express for the purposes of setting up a PKI/Exchange test environment.

The computer account and domain names used in this procedure are based on the test environment described in Implementing an Exchange 2003-Based Message Security System in a Test Environment.

At the console, log on to CONT-WK01 as a member of the Domain Users group.

1. Click Start, point to All Programs, and click Outlook Express.

2. When prompted, enter the user's password.

3. In the Inbox, locate the digitally signed test message and double-click it.

4. When the message opens, Outlook Express displays a message explaining digital signatures. Select the Don't show me this Help screen again check box, and then click Continue.

5. To verify the signature, click the Verify signature button.

   Verify signature button in Outlook Express

   

6. After you click the Verify signature button, the Testing Digital Signature dialog box is displayed, indicating that the digital signature is valid.

   Digital signature verified in Outlook Express