designed this solution based on specs from AT&T USM Anywhere being used as the basis for the Cloud Based SIEM, however you could essentially swap USM Anywhere for almost any other Cloud Based Security Log Collection Service. The purpose of this USE CASE is to show how modern IT Security Technology can be deployed to monitor and provide security services within an IT and an OT environment simultaneously.
This is the AT&T Managed Threat Detection and Response network architecture drawing. I put this drawing together in 2021 after working there since 2018. Before I drew this, the only way that any of the Sales Engineers had to demonstrate how the network architecture was laid out was with some