McAfee is a name you can trust, constantly identifying, blocking and eliminating threats to your computer with its award-winning protection. Active Protection technology instantly analyzes and blocks new and emerging risks in milliseconds so there is no gap in your protection. Always working, even when you aren’t, McAfee protects you against viruses by detecting and removing spyware, adware, root kits and insidious programs designed to tamper with your computer.
I have posted this before, which is still active - Free McAfee Internet Security 6 Months License
Based on triple layers security defense structure of Rising Cloud Security 3.0 and, integrated traditional monitor and intelligent active defense functions, Rising Antivirus 2011 instantly defenses personal computer security.
Read more here
Free Rising Antivirus 2011 Full version 6 Months Serial License Key - This is on Buzz99 here