Microsoft is centering on naming conventions of “Microsoft Defender” for it’s suite of enterprise protection products:

https://redmondmag.com/articles/2020/09/28/microsoft-rebrands-enterprise-security-solutions.aspx

Security Product Name ChangesHere are those new enterprise security product name changes, per an announcement by Rob Lefferts, corporate vice president for Microsoft 365 security:

    • Microsoft 365 Defender (previously Microsoft Threat Protection).
    • Microsoft Defender for Endpoint (previously Microsoft Defender Advanced Threat Protection).
    • Microsoft Defender for Office 365 (previously Office 365 Advanced Threat Protection).
    • Microsoft Defender for Identity (previously Azure Advanced Threat Protection).