Michael Grollmus

Michael Grollmus

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Siemens SIMATIC and industrial automation expert focusing on Industry 4.0 and OT security.

Automation: Quietly Transforming Safety, Efficiency, and Sustainability
SocialJan 14, 2026

Automation: Quietly Transforming Safety, Efficiency, and Sustainability

Why I love industrial automation ❤️ Yes, as an engineer I enjoy the technology itself. But what truly drives me: 👉 Automation improves people’s lives – every single day. Industrial automation works quietly in the background, yet it shapes our...

By Michael Grollmus
Choose OT Firewall by Risk, Not Features
SocialJan 13, 2026

Choose OT Firewall by Risk, Not Features

Which firewall really makes sense in OT? 🔥 “We already have a firewall.” The real question is: does it match your risk? 🔹 Stateless firewall (Layer 3/4) ✔ simple, high performance ⚠ no context, no content awareness 👉 Suitable for...

By Michael Grollmus
AI Empowers PLC Engineers, Shifts Skills to System Thinking
SocialJan 9, 2026

AI Empowers PLC Engineers, Shifts Skills to System Thinking

🚀 Will AI replace PLC programmers – or make them more powerful than ever? 👉 As one of the beta testers for the TIA Portal Copilot, I’ve already gained deep hands-on experience. It gave me very clear insights into how...

By Michael Grollmus