$ ls -l ./blog
Notes, tutorials & build logs
Articles, tutorials and build logs on security, Python, automation, DevOps and architecture, drawn from real projects.
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4m
devops-architecture
What pyramids, bridges and beavers teach software architects
Software architecture is a young discipline. Nature has been refining its structures for millions of years and engineers for thousands. What beavers, orcas,…
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6m
devops-architecture
Architecture is a people job
The best architecture decisions I've made started with a conversation, not a diagram. How understanding deployers, solution designers, product owners, teams and clients…
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9m
devops-architecture
What doing DevOps taught me about architecture
An architecture isn't finished when the diagram looks good. It's finished when a team can build, ship, observe, roll back and fix it at 3 a.m. Eight lessons from…
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9m
automation
Simulate before you integrate
The hardest systems to test are the ones fed by the physical world. Why I build realistic simulators before connecting to real equipment and upstream systems. How to…
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8m
information-security
Encrypting secrets at rest in Python with AES-GCM and Argon2
When a desktop tool or on-prem service has to store passwords and API keys locally, "base64 in a config file" isn't good enough. A small, versioned file format built on…
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11m
python
Building Python connectors that last
A connector that works on day one is easy. One that still runs reliably two years later with almost no maintenance takes planning. How I approach integrations:…