Cybersecurity Expert ∙ Software Engineer ∙ Bug Hunter

Hi! I’m Patrick Patrick Dahlke
Building safe & secure systems, breaking the bad.

Services
Adsify
Open Source, TwinCAT ADS, C#, Industrial Automation, REST API

Adsify

OpcSharp
Open Source, OPC UA, C#, Industrial Automation

OpcSharp

CRA Isn't New. OT Just Wasn't Listening.

CRA Isn't New. OT Just Wasn't Listening.

The EU Cyber Resilience Act is panicking the OT world. Mission-critical software has shipped under stricter rules for thirty years. The standards aren't the problem. The architecture is.

Code Got Cheap. The Hard Part Didn't.

Code Got Cheap. The Hard Part Didn't.

Coding agents made writing code fast. They did not make software fast. The bottleneck just moved.

Spec-Driven Development, but the Specs Are a Graph

Spec-Driven Development, but the Specs Are a Graph

A 12-lesson course that rebuilds the DeepLearning.AI spec-driven development tutorial on Rust + sphinx-needs — and the AgentClinic domain you build to learn it.

Patrick Dahlke
Patrick Dahlke patrickdahlke.com

The argument for Rust in 2026 isn’t safety. It isn’t speed. It’s that AI writes it better than it writes C++. The compiler answers fast. The model listens. Every error is a free lesson. Rust got built for this work ten years before anyone needed it to be.

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