UTech uses 2048 bit encryption for the CWRU SMTP mail servers.
The following email clients are able to send mail through smtp.cwru.edu with authentication enabled:
- Microsoft Outlook 2000 or greater
 - Microsoft Outlook Express version 5.0 or greater
 - Microsoft Entourage (all versions)
 - Microsoft Windows Mail 1.0 or greater
 - Mozilla Thunderbird 1.0 or greater
 - Qualcomm Eudora 6.2 or greater
 - Mail (Mac OS X)
 - Google Webmail
 
Individuals utilizing email client versions that do not support 2048 bit encryption must upgrade to one of the following mail clients:
- Google Webmail online at webmail.case.edu
 - Microsoft Outlook 2010 available for free to students, faculty and staff at softwarecenter.case.edu
 - Mozilla Thunderbird version 3 or greater, available for free at www.mozilla.org/thunderbird
 - Apple Mail for OS X or above
 
2048 bit encryption also works with the following mobile devices:
- Android OS version 2.0 or greater
 - iPhone/ iPad / iPod (all versions)
 - Blackberry 4.3 or greater
 - Palm Web OS 5.X or greater
 - Windows Mobile 5 or greater
 - Windows CE 4.0 or greater
 
Individuals utilizing mobile devices that do not support 2048 bit encryption should contact their service provider to determine the best possible upgrade path available.