Big OT Security, Smaller Footprint – Meet DiodeCore!
Two decades ago, we founded Waterfall with one purpose: to defeat nation-state attacks impacting OT environments and critical infrastructure.
June 24, 2026
Tag: ot security
Welcome to the resources page! We have compiled a collection of useful information, tools, and resources to help you
Mythos, Zero Days and OT Cybersecurity
Anthropic’s Claude Mythos is the latest example of a trend many of us in industrial cybersecurity have been warning about for years.
June 15, 2026
3 OT Security Myths
If only we could wave a magic wand and patch everything and zero-trust everything, just like with our IT networks, then our OT networks would be “secure”
May 10, 2026
8 (and a Half) Questions for Your OT “Secure” Remote Access Vendors
Ask different questions, get different answers. What should you be asking your OT “secure” remote access (SRA) vendor?
April 1, 2026
How to Apply the NCSC/CISA 2026 Guidance
Hardware-enforced OT Security solutions help industrial operators follow the latest multi-government OT security guidance
March 1, 2026
Groundbreaking OT Security Guidance
The UK National Cyber Security Centre (NCSC) in conjunction with many others, including CISA, CCCS, BSI, FBI, NCSC-NL and NCSC-NZ, has just issued new guidance: Secure connectivity principles for Operational Technology (OT).
February 5, 2026
IT/OT Cyber Theory: Espionage vs. Sabotage
The second-generation of OT security advice started to emerge in 2012-2016.
January 6, 2026
Ships Re-Routed, Ships Run Aground
“Everyone” has heard of the 5-week shutdown of Jaguar Land Rover by a cyber attack. That attack is the obvious headline for Waterfall’s up-coming webinar “Top 10 OT Cyber Attacks of 2025” that I’m currently researching.
January 6, 2026
New CISA, CCCS et al Alert | Advice on Pro-Russian Hacktivists Targeting
The most recent CISA, CCCS et al alert / advice on pro-Russian hacktivists targeting critical infrastructures is a lot of good work, with one or two exceptions.
January 6, 2026
We can’t – and shouldn’t – fix everything – Episode 147
We know there are problems in our security systems, but we can’t and shouldn’t fix everything. What do we fix? Who decides? How do we explain what’s reasonable to people who do decide? Kayne McGladrey, CEO In Residence at Hyperproof, joins us to explore risk, communication, and a surprising role for insurance.
December 17, 2025
