The following short and effective list of softwares help you to make your computer highly secure for free.You can protect your computer for free by using these freebies !
1. avast! Free Antivirus — Download
2. Malwarebytes Anti Malware Free — Download
3. SuperAntiSpyware Free Edition — Download
4. SpywareBlaster Free — Download
4. ZoneAlarm Free Firewall — Download (For Internet users)