McAfee Antivirus Plus 2013 (3-User) Plus $40 Dell Gift Card for $29.99 shipped.  Here is a screenshot for your reference.  It protects against viruses and malware, real-time safeguards, 2-way firewall, PC tune-up, and digital data shredder.  With the $50 Dell Gift Card, you are essentially making $10.01 while getting Antivirus software for free.