I don't understand how anyone thinks Exchange can still be used ... just setting it up without obviously choosing any obviously insecure settings somewhere in t

I don't understand how anyone thinks Exchange can still be used ... just setting it up without obviously choosing any obviously insecure settings somewhere in the stack while also trying to support the actual needs of a diverse set of users (without even considering the presence of unpatched vulnerabilities and required patching spedds) probably exceeds the IT capabilities of 99% of corporations.