Open-source tools for HSM-to-cloud migration: a wire-protocol proxy and an MCP server for AWS Payment Cryptography

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I have two new open-source projects to announce. Both target the same problem from different angles: making it easier to move payment applic...

Moving from ChatGPT to Claude Conclusions

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I ended Moving from ChatGPT to Claude with "more once I've actually used it." I've used it. The answer isn't simple b...

The AI Revolution - Hype, Probability, and the Illusion of Thinking

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When I hear companies like Anthropic make claims that they don’t know why AI comes to some conclusion, or they suggest that Claude somehow “...

CyberChef Payment Cryptography Extensions

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Update, May 2026: After completing a deeper review of the CyberChef Payments work, I split the project into a small ecosystem. The CyberChe...

Moving from ChatGPT to Claude

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I’ve been using ChatGPT and Codex for a while and I’m starting to evaluate Claude. No conclusions yet. Getting started was rough. The deskto...

Cartes Bancaires Support in AWS Payment Cryptography

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 AWS announced support for Cartes Bancaires in AWS Payment Cryptography. You can read the official announcement here: https://aws.amazon.com...

Good Engineering Managers Don’t Leave the Technology Behind

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As a manager of software teams, I’ve been asked many times about the transition from building software to managing the people who build it. ...

VPC Flow Logs: Use Them Intentionally

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Note: I originally sketched this post years ago and never finished it. I’m publishing it now as a retrospective on how I think about V...