Install a Certificate

If you want clients to exchange e-mail on a secure channel, you can request a certificate from a certificate authority.

To install a certificate:

1. Start System Manager
   on the Start menu, point to Programs, point to Microsoft Exchange, and then click System Manager.
2. Navigate to POP3.

   System Manager

   1. Administrative Groups
   2. Administrative group
   3. Servers
   4. Server
   5. Protocols
   6. POP3
3. In the console tree, right-click a virtual server, and then click Properties.
4. On the Access tab, click Certificate.
5. To request a certificate, complete the Web Server Certificate Wizard.
6. Click Apply to save your settings.
7. To install the certificate, on the Access tab, click Certificate again.
8. Complete the Install a Certificate Wizard again.