An integrated threat protection solution designed to detect, investigate, and respond to cyber threats across Microsoft 365 services.
If you are a home user and you have a Microsoft 365 subscription, Microsoft provide a version of the Microsoft Defender app specifically for Apple Mac devices, you can install the Microsoft Defender app on your Apple Mac device using the steps provided on the link below, that app is fully compatible with your Apple Mac device.
https://support.microsoft.com/en-us/defender/installing-microsoft-defender