Some of them can even prevent identity theft.īut not all antivirus software is created equal. The best antivirus programs on the market offer 100% protection from advanced cyber threats - things like network hacks, phishing websites, financial theft, and yes, even traditional computer “viruses”. Windows, Android, iOS, and Mac operating systems all have decent security protections, so is an antivirus still necessary in 2022? Why are third-party antiviruses better than my operating system’s built-in defenses?.Why do antivirus programs come with so many extra features?.How do antivirus programs protect my computer?.