Symantec Endpoint Protection (SEP) anti-virus software is available for download here...

Here are links to downloadable software, installation instructions, and technical support contact information.

Before installing SEP on your personally owned computer, please do the following:

• Uninstall all previous version of anti-virus software running on your computer.
• Be sure that you are logged on to your computer with an administrator account.

SEP Documentation

http://www.symantec.com/business/endpoint-protection

• Limited support for Sophos is available by sending an email to the following link: IRTHelp@stthomas.edu
• If you have questions about your NetID/password contact the IRT Tech Desk at
  (651) 962-6230 or visit the password changing page at http://www.stthomas.edu/password