Safe computer


Update of System


For the security of system is neccessary to be updated. How to update your system is available on: http://windowsupdate.microsoft.com

Update of broswer


Apart from the actual system is also neccessary to update your broswer. Here are the most regular ones:
Internet Explorer
Firefox
Opera
Safari
Chrome

Use the antivirus software


Here are the links of the most popular antivirus softwares:
http://www.avira.com/en/avira-free-antivirus
http://www.avast.com/en-gb/index
http://free.avg.com/gb-en/homepage
http://www.bitdefender.co.uk/
http://www.f-secure.com/en/web/home_gb
http://www.gdatasoftware.co.uk/
http://www.kaspersky.co.uk/
http://www.mcafee.com/uk/
http://www.norman.com
http://www.pandasecurity.com/uk/
http://www.sunbelt-software.com
http://www.symantec.com/en/uk/