https://blog.wongcw.com/2023/01/31/%e7%be%8e%e5%9c%8bdarpa%e8%81%af%e5%90%88%e5%90%88%e4%bd%9c%e5%a4%a5%e4%bc%b4%e5%ae%8c%e6%88%90%e6%9c%80%e6%96%b0%e9%ab%98%e8%b6%85%e9%9f%b3%e9%80%9f%e5%b0%8e%e5%bd%88%ef%bc%88hawc%ef%bc%89%e8%a9%a6/