Microsoft is the Microsoft of the enterprise security market, more or less. They completely dominate email, largely dominate identity, have a plurality if not a majority on endpoint, but don't compete in network.
> The industry slowly converged on EDR as the sort-of successor to endpoint AV budgets.
This was a dedicated effort by CrowdStrike working with analysts back in 2017-2018. EDR capabilities themselves, interestingly, grew out of forensics companies like Guidance Software. HBGary and Mandiant were the early players. FireEye killed Mandiant's EDR off, but HBGary's lives on to some extent today, two or three acquisitions later, at GoSecure.
> The industry slowly converged on EDR as the sort-of successor to endpoint AV budgets.
This was a dedicated effort by CrowdStrike working with analysts back in 2017-2018. EDR capabilities themselves, interestingly, grew out of forensics companies like Guidance Software. HBGary and Mandiant were the early players. FireEye killed Mandiant's EDR off, but HBGary's lives on to some extent today, two or three acquisitions later, at GoSecure.