Windows Defender is a feature that is in windows vista. The program formerly known as Windows Antispyware. with this feature, is expected to protect computer systems by periodically perform disk scanning for malware. If it is found malware program, it will be quarantined or deleted. than intu, windows Defender will also check the location of the system prone locations. He will check that the file is run with a data base that has spywawre.
