Microsoft Security Essentials download link

 

License: Free

Language: English

OS:

• Windows XP

Latest version:

4.4.304.0 (64 bit) 17/08/11

Last month's downloads:

18,552

Size:

12.0 MB

 

 Download

Pros

• Easy to install and use
• Automatic updates
• Several scan types
• Light and unobtrusive

Cons

• Doesn't disinfect files
• Too basic for expert users
• No firewall