How to Encrypt Messages in Outlook 2007

By Blaze Johnson

Microsoft Outlook 2007 is an email program that comes bundled with Microsoft Office 2007. Outlook will work with both POP3 and IMAP email server configurations. Many options are available when setting up Outlook 2007 to work with your existing email accounts. One of the additions to Microsoft Outlook 2007 is the implementation of security encryption for emails sent or received. Encrypting your emails will add an extra layer of confidence with regard to sending sensitive information or files over the Internet.

Encrypt Individual Messages

Step 1

Start the Microsoft Outlook 2007 program and click the “New” icon located on the top-left side of the toolbar menu.

Step 2

Click the “Messages” tab followed by the “Encrypt Message Contents and Attachments” icon located on the ribbon. The encryption icon resembles a small yellow envelope with a blue lock.

Step 3

Click the expansion icon beside the “Options” tab, click “Security Settings,” click to select the check box option “Encrypt Message and Attachments” and click the “OK” button; use this method if the shortcut icon is not readily visible in the Options group of the Outlook 2007 ribbon.

Encrypting All Outgoing Email Messages

Step 1

Click the “Tools” menu followed by “Trust Center” and the “E-mail Security” tab.

Step 2

Choose “Encrypted E-mail” from the menu and select “Encrypt Contents and Attachments for Outgoing Messages.”

Step 3

Click the “OK” button twice to save your encryption preferences.

Tips & Warnings

  • You will need to obtain and install a digital ID certificate before you can send or receive encrypted messages with Microsoft Outlook 2007.