How the subject of this site changed, 2017 to 2026
The earliest posts on this site, from 2017, are technical write-ups about security on the cloud. One shows how to collect intrusion-detection alerts from servers into CloudWatch Logs and Elasticsearch, so they can be searched and charted. The posts that follow are similar in kind: blocking suspicious hosts automatically, locking down the origin behind a content delivery network, and encrypting specific form fields. In 2021 I built something different: a camera pointed at a bird feeder, a machine-learning model that names the species, and a web gallery that updates itself. In 2025 I built a note-taking system. I send a message to a Slack bot, and an AI agent decides how to file it and where it should go. ...