OT Patching, is always a lot harder than you think. Still achievable, especially if you take a risk-based approach to it.
The fun never ends, two things: 1) for the OT systems is this a Now, Next, Never? organisation dependant obviously.... but I would wager Next, unless your segmentation needs work 2) a lot more Linux distros in disguise in OT than you might think. https://lnkd.in/gxMy8WZK