HTC 8500 Digitally sign and encrypt all messages, Tap Start Programs ActiveSync Tap Menu Options

Synchronizing Information and Setting Up E-mail Security 67

messages to improve privacy and prevent undue tampering or hacking of your messages. You can encrypt a message with or without a certificate. However, to read an encrypted message, you need a valid certificate to decrypt it.

Note S/MIME encryption and digital signatures for Windows Mobile-based devices are available only with Exchange Server 2003 Service Pack 2 or a later version that supports S/MIME. If you are not using one of these products, or have not yet synchronized, these options are unavailable.

Digitally sign and encrypt all messages

ActiveSync allows you to set up S/MIME e-mail encryption and signing. You must obtain a valid certificate to sign and encrypt e-mail messages successfully.

1.Tap Start > Programs > ActiveSync.

2.Tap Menu > Options.

3.Select the E-mailinformation type, and tap Settings. On the E- mail Sync Options screen, tap Advanced.

4.Do one or both of the following:

•To sign all your outgoing e-mail messages so that recipients can be certain that the messages were sent by you and have not been altered in any way, select the Sign all outgoing e- mail messages check box.