{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/koshiro/nikond750/blob/1f4260693a747b08ae519c497b2ab658b4eb0ae7/docs/HALLAZGOS.md",
    "https://github.com/koshiro/nikond750/blob/1f4260693a747b08ae519c497b2ab658b4eb0ae7/AGENTS.md"
  ],
  "category": "community-case-studies",
  "class": "hardware",
  "description_en": "Nikond750 investigates the Nikon D750 firmware image D750_0115.bin using decryption scripts, CRC checks, module extraction and Ghidra notes. The author reports recovering a three-table XOR scheme, identifying the ARM application and WLAN modules, and tracing a Wi-Fi throughput limit to the BCM43362 hardware; project instructions also include REA tooling.",
  "description_zh": "nikond750 通过解密脚本、CRC 检查、模块提取及 Ghidra 记录研究 Nikon D750 的 D750_0115.bin 固件。作者报告恢复了三表 XOR 方案，识别 ARM 主程序与 WLAN 模块，并将 Wi-Fi 吞吐限制归因于 BCM43362 硬件；项目说明也记录了 REA 工具配置。",
  "entry_url": "https://awesomerea.org/resources/nikond750-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/nikond750-case/",
  "evidence_url": "https://github.com/koshiro/nikond750/blob/1f4260693a747b08ae519c497b2ab658b4eb0ae7/README.md",
  "group": "rea",
  "id": "nikond750-case",
  "json_url": "https://awesomerea.org/resources/nikond750-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/nikond750-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/nikond750-case/index.md",
  "name": "nikond750: decrypting and mapping Nikon D750 firmware",
  "name_zh": "nikond750：解密并梳理 Nikon D750 固件",
  "record_type": "resource",
  "relationship": "community-reported-mixed-workflow",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Users supply their own Nikon firmware images; firmware binaries and recovered keys are not included.",
    "The documented workflow uses Python, Ghidra and a separately obtained nikon-fw-key-tool.",
    "Further sub-image splitting and update-routine analysis remain open.",
    "MIT license for the repository's code and notes."
  ],
  "requirements_zh": [
    "用户需自行提供 Nikon 固件镜像；仓库不包含固件二进制文件或恢复出的密钥。",
    "所述流程使用 Python、Ghidra 和另行获取的 nikon-fw-key-tool。",
    "主程序子镜像拆分及更新例程分析仍待完成。",
    "仓库代码与笔记采用 MIT 许可证。"
  ],
  "targets": [
    "firmware"
  ],
  "url": "https://github.com/koshiro/nikond750",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}