Windows Defender is Microsoft’s free, built-in security software designed to protect Windows computers from malicious software (malware). It is also the only antivirus product offered by Microsoft that is available for both consumer and enterprise users. Windows Defender provides comprehensive protection against a wide range of threats, including viruses, worms, Trojans, rootkits, and other malware.
Windows Defender can protect against various types of malware, including:
1. Viruses: A virus is a computer program that can replicate itself and spread to other computers or devices. It can damage computer systems or files by corrupting data, deleting files, or making changes to system settings. Windows Defender can detect and remove malicious viruses that have infiltrated your computer.
2. Worms: A worm is a malicious program that can replicate itself and spread copies of itself to other computers. Windows Defender can detect and remove malicious worms.
3. Trojan Horses: A Trojan Horse is a type of malicious program disguised as a legitimate software program. It often contains hidden code that allows cybercriminals to gain unauthorized access to a computer system. Windows Defender can detect and remove any Trojans on your computer.
4. Rootkits: A rootkit is a type of malicious software designed to hide itself from traditional antivirus programs and gain access to secure areas of a computer system. Windows Defender can detect and remove rootkits.
5. Spyware: Spyware is a type of malicious software designed to collect information about a user’s activities without their knowledge. Windows Defender can detect and remove spyware programs that have secretly infiltrated your computer.
6. Adware: Adware is a type of malicious software that tries to force users to view ads or other unwanted content. Windows Defender can detect and remove adware programs that have infiltrated your computer.
7. Ransomware: Ransomware is a type of malicious software designed to block access to a user’s personal data until a ransom is paid. Windows Defender can detect and remove ransomware programs that have infiltrated your computer.
8. Phishing: Phishing is a type of online fraud where attackers try to trick users into disclosing sensitive information such as usernames, passwords, or credit card numbers. Windows Defender can help prevent phishing emails from reaching your inbox.
9. Spam: Spam is unwanted or unsolicited emails, usually sent from an unknown sender. Windows Defender can detect and block spam emails from reaching your inbox.
10. Pop-ups: Pop-ups are windows that appear unexpectedly on your computer screen when browsing the internet. Windows Defender can detect and block pop-up windows from appearing on your computer.
11. malicious websites: Malicious websites are webpages designed to spread viruses, malware, or to steal personal information. Windows Defender can detect and block malicious websites from being accessed on your computer.