Well MacOS (an Windows) have built-in ones. MacOS has XProtect between other things like app signing. Also note that for Spectre and Meltdown 3rd party antivi

Well MacOS (an Windows) have built-in ones. MacOS has XProtect between other things like app signing. Also note that for Spectre and Meltdown 3rd party antivir had kernel patches delayed as they can become sort of an issue.