https://ryanjennin.gs/posts/Recent content in Blog on HomeHugoen-usFri, 03 Apr 2026 00:00:00 +0000https://ryanjennin.gs/posts/git-execution-surface/Fri, 03 Apr 2026 00:00:00 +0000https://ryanjennin.gs/posts/git-execution-surface/A short note on why branch names, commit metadata, and other Git inputs should be treated as untrusted data once automation, shells, and privileged runtimes start interpreting them.https://ryanjennin.gs/posts/mobuild-envuscator-and-digitalis/Mon, 30 Mar 2026 12:00:00 -0700https://ryanjennin.gs/posts/mobuild-envuscator-and-digitalis/Why I built Mobuild Envuscator and Mobuild Digitalis: two tools aimed at the same mobile security problem from different sides.https://ryanjennin.gs/posts/anthesis-rfc-governance-update/Fri, 27 Mar 2026 00:00:00 +0000https://ryanjennin.gs/posts/anthesis-rfc-governance-update/A March 2026 Anthesis update covering the move from expensive one-shot subagent workflows toward memory authority rules, external tool adapters, loop contracts, SSDF integration, Phloem decision records, tracks, gittuf, and session replay.https://ryanjennin.gs/posts/secure-auth-systems-reference/Fri, 20 Mar 2026 00:00:00 +0000https://ryanjennin.gs/posts/secure-auth-systems-reference/Architecture and operational guidance for building authentication systems that limit damage, detect compromise, and recover cleanly.https://ryanjennin.gs/posts/quiet-presence-app-systems/Fri, 20 Mar 2026 00:00:00 +0000https://ryanjennin.gs/posts/quiet-presence-app-systems/A personal introduction followed by a technical walkthrough of Quiet Presence: AI-assisted development, static pages, Pages Functions, D1 workflow state, admin-controlled scheduling, and client preference capture.https://ryanjennin.gs/posts/entrobert-music/Fri, 20 Mar 2026 00:00:00 +0000https://ryanjennin.gs/posts/entrobert-music/The reason entrobertmusic.com exists: a practical music side hustle, a way to play with more bands, and a bridge between songwriting, rehearsal work, and audio software.https://ryanjennin.gs/posts/legacy-system-insights/Mon, 16 Mar 2026 14:50:56 -0700https://ryanjennin.gs/posts/legacy-system-insights/A practical look at legacy systems through the lenses of incentives, trust, incremental change, rewrite risk, and observability.https://ryanjennin.gs/posts/modern-mobile-hardening/Thu, 12 Mar 2026 15:48:35 -0700https://ryanjennin.gs/posts/modern-mobile-hardening/A lifecycle-based model for mobile security that treats the client as hostile and keeps trust anchored in backend policy.https://ryanjennin.gs/posts/threat-modeling-ai-engineering-coprocessor/Sun, 08 Mar 2026 15:56:12 -0800https://ryanjennin.gs/posts/threat-modeling-ai-engineering-coprocessor/How to treat AI as an untrusted engineering coprocessor and apply supply-chain-grade controls across the SDLC.https://ryanjennin.gs/posts/fatherless-book-movie-trilogy/Thu, 05 Mar 2026 00:00:00 +0000https://ryanjennin.gs/posts/fatherless-book-movie-trilogy/The origins, themes, and current state of Fatherless as a combined book and film trilogy project.https://ryanjennin.gs/posts/ai-sdlc/Tue, 30 Dec 2025 15:56:12 -0800https://ryanjennin.gs/posts/ai-sdlc/Why software delivery feels like a grind loop and how AI can help teams preserve context across the SDLC.https://ryanjennin.gs/posts/software-architecture/Wed, 16 Apr 2025 12:25:55 -0700https://ryanjennin.gs/posts/software-architecture/A short pointer to a longer essay on architectural independence, AI, and security tradeoffs.https://ryanjennin.gs/posts/hockey/Thu, 31 Aug 2023 00:00:00 +0000https://ryanjennin.gs/posts/hockey/What I learned returning to hockey as an adult, from skating mechanics to league culture.https://ryanjennin.gs/posts/ai-for-nanotech/Sun, 11 Sep 2022 00:00:00 +0000https://ryanjennin.gs/posts/ai-for-nanotech/How AI could accelerate nanotechnology research, manufacturing, and risk management at the molecular scale.https://ryanjennin.gs/posts/friday-frida-hack/Tue, 06 Sep 2022 00:00:00 +0000https://ryanjennin.gs/posts/friday-frida-hack/A practical Frida walkthrough showing how rooted Android devices can intercept app behavior at runtime.https://ryanjennin.gs/posts/scouter-demo/Sat, 14 Aug 2021 00:03:52 -0700https://ryanjennin.gs/posts/scouter-demo/A prototype image-based social game that evolved through multiple rewrites toward an offline-first, ML-assisted MVP.https://ryanjennin.gs/posts/mitm/Thu, 18 Feb 2021 11:18:10 -0800https://ryanjennin.gs/posts/mitm/A practical overview of MITM attacks, their network-layer mechanics, and the mitigations that actually matter.https://ryanjennin.gs/posts/alternate-keyboard/Tue, 19 Jan 2021 15:08:38 -0800https://ryanjennin.gs/posts/alternate-keyboard/Why I switched to Colemak, how I trained it, and why a programmable split keyboard made the change easier.https://ryanjennin.gs/posts/old-demos/Mon, 11 Jan 2021 00:00:00 +0000https://ryanjennin.gs/posts/old-demos/An old demo reel from a cross-platform music app project built long before the current stack.https://ryanjennin.gs/posts/blockchain-mesh-internet/Fri, 18 Sep 2020 00:00:00 +0000https://ryanjennin.gs/posts/blockchain-mesh-internet/A look at community mesh networking combined with blockchain incentives for decentralized internet access.https://ryanjennin.gs/posts/git-notes-as-version-tool-storage/Thu, 25 Jun 2020 00:00:00 +0000https://ryanjennin.gs/posts/git-notes-as-version-tool-storage/Using git notes as a lightweight place to store build metadata without polluting the main repository history.https://ryanjennin.gs/posts/audit/Mon, 27 Jan 2020 22:14:09 -0800https://ryanjennin.gs/posts/audit/A redirect and cleanup stub for older blog URLs that no longer map to standalone posts.https://ryanjennin.gs/posts/jenkins-git-mirror/Fri, 05 Jul 2019 00:00:00 +0000https://ryanjennin.gs/posts/jenkins-git-mirror/Using Jenkins pipeline jobs to mirror git repositories across multiple remotes on a schedule.https://ryanjennin.gs/posts/favourite-nixisms/Mon, 05 Nov 2018 00:00:00 +0000https://ryanjennin.gs/posts/favourite-nixisms/A running list of Unix habits, tools, and conventions that make Unix-like systems feel durable and elegant.https://ryanjennin.gs/posts/fortunes-microservice/Mon, 22 Jan 2018 00:00:00 +0000https://ryanjennin.gs/posts/fortunes-microservice/A small Go microservice that serves classic Unix fortunes through an HTTP API and a Slack slash command.https://ryanjennin.gs/posts/elixir-and-phoenix/Wed, 09 Sep 2015 00:00:00 +0000https://ryanjennin.gs/posts/elixir-and-phoenix/An experiment building a lightweight chat app in Elixir and Phoenix to explore the Erlang VM.https://ryanjennin.gs/posts/best-programming-quotes/Tue, 10 Apr 2012 00:00:00 +0000https://ryanjennin.gs/posts/best-programming-quotes/A personal collection of programming quotes about craft, simplicity, bugs, and engineering reality.