HTC Smart Phone User Manual page 98

98 Exchanging Messages and Using Outlook
To digitally sign and encrypt a new message
1. In the message list, select Outlook E-mail.
2. Click New.
3. Click Menu > Message Options.
4. In the Security field, select the Encrypt message and Sign message
check boxes then click Done.
Verify the digital signature on a signed message you
receive
To verify a digital signature in the message that you receive, do the
following:
1. Open the Outlook e-mail message that has been digitally signed.
2. At the top of the message, click View Signature Status.
3. Click Menu > Check Certificate.