https://devslashvoid.dev/ Old hardware, embedded Linux, reverse engineering, local services, and other things I decided to screw with. en-us Enter /dev/void/ metadata indexer 60 Mon, 28 Sep 2026 21:26:00 +0000 https://devslashvoid.dev/posts/openai-fido2/ https://devslashvoid.dev/posts/openai-fido2/ Mon, 28 Sep 2026 21:26:00 +0000 I built a physical ESP32-S3 FIDO2 key for Daybreak. OpenAI registers and authenticates it but will not count it as hardware; Support cannot say what technical property it is missing, and apparently I need two physical keys anyway. fido2 security-key esp32 openai daybreak passkeys attestation https://devslashvoid.dev/posts/DIRECTV-HR54-700/ https://devslashvoid.dev/posts/DIRECTV-HR54-700/ Mon, 28 Sep 2026 17:49:46 +0000 A free DIRECTV HR54-700 turned into a standalone Jellyfin box using the stock Broadcom decoder, vendor WebKit, Wi-Fi, Quick Connect, and a native MIPS backend. directv hr54 jellyfin reverse-engineering embedded-linux https://devslashvoid.dev/posts/mirax-sample-analysis/ https://devslashvoid.dev/posts/mirax-sample-analysis/ Wed, 23 Sep 2026 23:53:00 +0000 A friend encountered a fake fitness-tracker APK through a paid study flow he accessed via Prolific, then reported $101 stolen from PayPal. Under the junk was a multistage Mirax/Cifrat-lineage Android RAT. android malware reverse-engineering mirax cifrat rat security https://devslashvoid.dev/posts/glassterm/ https://devslashvoid.dev/posts/glassterm/ Tue, 15 Sep 2026 14:19:21 +0000 A first-generation Google Glass turned into a thin terminal for SSH, tmux, whisper.cpp, and Claude Code. google-glass linux ssh tmux whisper https://devslashvoid.dev/posts/SnuSnuRoot/ https://devslashvoid.dev/posts/SnuSnuRoot/ Wed, 02 Sep 2026 01:13:11 +0000 A current-firmware Fire HD 10 11th gen rooted with a Binder exploit chain, Amazon's time_update service, permissive SELinux, and live Magisk without modifying boot or system. fire-hd-10 android root reverse-engineering binder magisk