Online Security

1. Antivirus software should be installed before Internet connection setup. Often viruses get in your computer before you download antivirus application or updates. Local network connection also should be disabled.
2. It is recommended to use antivirus that has real-time scanning functions. Such kind of antivirus software requires more system resources but provides more reliable protection. [...]

Here is the list of 10 free applications that help you to secure and control you personal computer.
Secunia Personal Software Inspector

This application scans scan, detect, checks and secure all software installed on your computer looking for vulnerabilities and gives you direct links to update programs that are older and potentially not secure. This tool analyses [...]