Pro Exchange Administration: Understanding On-premises and Hybrid Exchange Deployments

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023

J. Wesselius, M. de RooijPro Exchange Administrationhttps://doi.org/10.1007/978-1-4842-9591-5_8

8. Message Hygiene and Security

Jaap Wesselius¹   and Michel de Rooij²

(1)

MARKNESSE, Flevoland, The Netherlands

(2)

VLEUTEN, Utrecht, The Netherlands

 

Ten or fifteen years ago, the Exchange Edge Transport server was used for message hygiene services. It was in the organization’s perimeter network, and software like Forefront Protection for Exchange was installed on it. And in those days, it did a decent job.

In 2023 everything is different. Communications are different, threats are different, and lots of on-premises solutions have moved to cloud-based solutions, including ...