Encryption in a Windows Environment: EFS File, 802.1x Wireless, IPSec Transport, and S/MIME Exchange

Section 7. Implementing Secured Email Communications with Exchange 2003

Encrypted email communications is simply done through the implementation of autoenrollment of certificates for email that are issued to users via Group Policy. Email encryption can be automated to the point where users are effectively issued certificates, the certificates are automatically installed, and the user can immediately begin to send and receive messages using encrypted communications.

If you have completed the steps at the very beginning of this text for the autoenrollment of certificates for a user, the certificate will automatically work for Exchange Outlook encryption.

To validate that the certificate has installed, simply do the following:

1. Launch Microsoft ...