2 Jun 2025 | A Year In OT Security
Hopefully you believe the answer to this question is no. If any person or device on the Internet can access any of your OT environments you need to take immediate action. Note: “any person or device on the Internet” doesn’t include an employee or partner with...
26 May 2025 | A Year In OT Security
In Week 21 you identified the recovery time objective (RTO). Your task this week is to evaluate, at a high level via interview and inspection, if that RTO can be credibly met. Assume a scenario where everything with an IP address in IT and OT has been compromised and...
19 May 2025 | A Year In OT Security
Your manufacturing line is down. How fast do you need to have it back in operation to avoid a high or catastrophic consequence that you identified in Weeks 11 – 12? The same “how fast do you need it back in operation to avoid a high or catastrophic consequence”...
12 May 2025 | A Year In OT Security
Your IT network has been compromised. Your OT network seems to be working fine, but you’re worried that the compromise will spread to OT. What do you do? Colonial Pipeline faced this situation in 2021 when ransomware infected their IT network. Their response? Shut...
5 May 2025 | A Year In OT Security
The most frequent category of a cyber attack caused outage in OT and Operations, is ransomware infecting systems on the IT network, also called the corporate or enterprise network. Stated another way, most cyber incidents causing an outage in Operations never reach...
