{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "VTech Baby Pro Bridge reconstructs local streaming from an RM-series camera through TUTK/Kalay and VTech's X25519 and ChaCha20-Poly1305 layer. Its C bridge serves video through RTSP, WebRTC and HLS, while companion scripts probe the owner's paired Android app for connection values and use SDK libraries extracted from that app.",
  "description_zh": "VTech Baby Pro Bridge 通过 TUTK/Kalay 及 VTech 的 X25519、ChaCha20-Poly1305 处理层，重建 RM 系列摄像头的本地串流。C 程序通过 RTSP、WebRTC 和 HLS 提供视频；配套脚本探测机主已配对的 Android 应用以取得连接参数，并使用从该应用提取的 SDK 库。",
  "entry_url": "https://awesomerea.org/resources/vtech-baby-pro-bridge-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/vtech-baby-pro-bridge-case/",
  "evidence_url": "https://github.com/JonGilmore/vtech-baby-pro-bridge/blob/b946fa71fa528ad868becc1d4e22a5e81742abf1/README.md",
  "group": "cases",
  "id": "vtech-baby-pro-bridge-case",
  "json_url": "https://awesomerea.org/resources/vtech-baby-pro-bridge-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/vtech-baby-pro-bridge-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/vtech-baby-pro-bridge-case/index.md",
  "name": "VTech Baby Pro Bridge: reconstructing local camera streaming",
  "name_zh": "VTech Baby Pro Bridge：重建摄像头本地串流",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "testing",
    "license"
  ],
  "requirements": [
    "A VTech Baby Pro camera paired through the official app and a copy of the VTech Android app package are required.",
    "One-time extraction requires a rooted Android phone exposing /sys/kernel/tracing, with the VTech app installed, and a macOS or Linux laptop for offset calculation and cross-compilation. Runtime requires an ARM64 Linux host on the camera's Layer 2 segment and SDK libraries extracted from the app package.",
    "The author reports testing with a VTech RM5766 and a Raspberry Pi 3B+ running Debian 13.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "需要已通过官方应用配对的 VTech Baby Pro 摄像头，以及 VTech Android 应用安装包。",
    "一次性提取需要已安装 VTech 应用、具有 root 权限且开放 /sys/kernel/tracing 的 Android 手机，还需要 macOS 或 Linux 电脑计算偏移量并交叉编译。运行时需要与摄像头处于同一二层网络的 ARM64 Linux 主机，以及从应用安装包提取的 SDK 库。",
    "作者报告使用 VTech RM5766 和运行 Debian 13 的 Raspberry Pi 3B+ 进行测试。",
    "仓库中没有许可证文件。"
  ],
  "targets": [
    "app",
    "protocol"
  ],
  "url": "https://github.com/JonGilmore/vtech-baby-pro-bridge",
  "verification": "source-reviewed",
  "verified_at": "2026-11-07"
}