Protect your PC with absolutely free software (Antivirus, AntiSpyware and Firewall)

Someone told me that his computer had get hang many times while using it. It come to be out of process or it took long time to successfully proceed. Therefore I suggest him to install some anti-virus software, but he had to save money for some reasons. If you face the problem like this (need antivirus but save), the free software is the last answer. Today I found six free security software that all have high efficiency that I will give you the links to download. They consist of two AntiVirus, three AntiSpyware and a Firewall.

- AVG AntiVirus
http://free.grisoft.com/doc/downloads-products/us/frt/o?prd=aff

- Avast!
http://www.avast.com/eng/avast-4-home.html

- Spyware Blaster
http://www.javacoolsoftware.com/

- Windows Defender
http://www.microsoft.com/athome/security/spyware/software/default.mspx

- Ad-Aware
http://www.lavasoftusa.com/products/ad-aware-free.php

- ZoneAlarm (Firewall)
http://www.zonealarm.com/store/content/company/products/znalm/freeDownload.jsp

Good luck!