Yes, Windows Defender is designed to detect malicious programs. The program uses a sophisticated combination of scanning methods and heuristics to identify and block threats such as viruses, worms, rootkits, spyware, ransomware, Trojans and other forms of malware.
Windows Defender was initially created as part of Windows XP Service Pack 2, which released in 2004. Since then, Microsoft has continually updated the program with the latest technology to ensure that Windows users remain safe from malicious threats.
The program is designed to detect malicious programs without user intervention. It automatically runs in the background, performing periodic scans of your system. When it detects malicious activity, it will alert you so that you can take measures to protect your system.
To further safeguard your computer, Windows Defender can be customized to your individual preferences and security needs. You can also schedule regular scans or set it to perform quick scans only.
Windows Defender is also integrated with Microsoft Security Essentials, an advanced antivirus program that works hand-in-hand with Windows Defender to provide a more comprehensive solution. Security Essentials monitors your computer for malicious activity and blocks potential threats before they have a chance to infect your system.
Malicious software is constantly evolving, and so too is Windows Defender. Microsoft regularly updates the program with the latest definitions and signatures to ensure that it is able to detect the latest threats.
By using a combination of various scanning methods and heuristic detection, Windows Defender is able to effectively detect malicious programs without compromising system performance or slowing down your computer.
All in all, Windows Defender is an effective tool for detecting malicious programs and is highly recommended for keeping your computer safe from infection. It is easy to configure, runs silently in the background, and does not require any user intervention or additional resources.