A small archive
Notes, observations, and listening archives.
A mixed collection of technical explainers and notes.
Archive
Notes and observations .
No taxonomy, publishing calendar, or grand theory—just a set of technical notes and financial observations that may be useful.
- AI systems / security / runtime isolation · 2026-10-22 AI agent sandboxes: isolate the code, not just the prompt A practical threat model for AI agents that execute code: capabilities, isolation, credentials, egress, and containment tests. 2026-10-22
- Security / software supply chain / build systems · 2026-10-21 Artifact provenance: what a signed build attestation proves—and what it cannot A practical guide to artifact provenance, signed attestations, trusted builders, and reproducible verification. 2026-10-21
- Networking / HTTP/3 / compression · 2026-10-20 HTTP/3 QPACK: compress headers without letting one stream stall the connection A deep dive into QPACK dynamic tables, blocked streams, and HTTP/3 head-of-line blocking. 2026-10-20
- Databases / transaction isolation / PostgreSQL · 2026-10-19 PostgreSQL Serializable: detecting write skew, not just dirty reads PostgreSQL Serializable: detecting write skew, not just dirty reads 2026-10-19
- Distributed systems / cloud architecture · 2026-10-16 Durable Objects: the distributed singleton that makes state explicit Durable Objects: the distributed singleton that makes state explicit 2026-10-16
- AI systems / security engineering / observability · 2026-10-15 Security AI agents: make evidence and scope part of the system Security AI agents: make evidence and scope part of the system 2026-10-15
- Reliability / performance engineering / production observability · 2026-10-14 Production profiling: read flamegraphs as evidence, not verdicts Production profiling: read flamegraphs as evidence, not verdicts 2026-10-14
- Security / DNS infrastructure / trust-anchor operations · 2026-10-13 DNSSEC root KSK rollover: trust anchors are operational state DNSSEC root KSK rollover: trust anchors are operational state 2026-10-13
- Cloud platforms / AI agent security deep dive · 2026-10-12 Cloud AI agents: least privilege must follow the plan Cloud AI agents: least privilege must follow the plan 2026-10-12
- Kubernetes / AI infrastructure / security · 2026-10-11 Kubernetes AI factories: tenant isolation is a hardware boundary Kubernetes AI factories: tenant isolation is a hardware boundary 2026-10-11
- Technical deep dive TurboQuant and the KV cache: compressing what inference remembers TurboQuant and the KV cache: compressing what inference remembers 2026-10-10
Oswald.
Open the gallery →Links
vibing
Vibe-coded things. Come play.
About
You found the end.
A small collection of notes, technical lessons, and listening archives. Everything here is allowed to remain slightly chaotic.