

Moreover, suspicious files and programs are automatically prevented from opening. You will receive an alert when viruses, malware, or spyware attempt to run on your PC.

It was originally designed for Windows XP, and later made available for Windows Vista and Windows 7. Besides being able to detect malicious software that is trying to infiltrate your data, it also blocks them by activating or increasing the firewall mode (while connected to the internet). Microsoft Security Essentials is an antivirus software developed by Microsoft.
