{"author_name":"scienceasacandleinthedark","categories":["NTP","RaspberryPi","\u6642\u523b\u5408\u308f\u305b","\u96d1\u8a18"],"type":"rich","published":"2019-06-23 19:33:20","image_url":null,"width":"100%","author_url":"https://blog.hatena.ne.jp/scienceasacandleinthedark/","blog_url":"https://science-as-a-candle-in-the-dark.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fscience-as-a-candle-in-the-dark.hatenablog.com%2Fentry%2F2019%2F06%2F23%2F193320\" title=\"Cloudflare\u304c\u516c\u958bNTP\u30b5\u30fc\u30d0\u3092\u958b\u59cb\u3057\u305f\u7531 - \u60aa\u970a\u306b\u3055\u3044\u306a\u307e\u308c\u308b\u4e16\u754c -The Demon-Haunted World\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","height":"190","description":"blog.cloudflare.com \u6628\u5e74\u306f\u516c\u958bDNS\u30ea\u30be\u30eb\u30d0\uff081.1.1.1\uff09\u3092\u516c\u958b\u3057\u305fCloudflare\u304c\u3001\u4eca\u5e74\u306f\u516c\u958bNTP\u30b5\u30fc\u30d0\u3092\u958b\u8a2d\u3057\u305f\u3002\u901a\u5e38\u306eNTP\u306e\u4ed6\u306b\u3001TLS1.3\u3067\u8a8d\u8a3c\u30fb\u6697\u53f7\u5316\u3055\u308c\u308bNTS\uff08Network Time Security\uff09\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3089\u3057\u3044\uff08\u305f\u3060\u3057NTS\u306f\u307e\u3060RFC\u304c\u30c9\u30e9\u30d5\u30c8\u306e\u7b48\u3060\uff09\u3002\u307e\u305f\u3001Google\u306e\u958b\u767a\u3057\u305f\u30b7\u30f3\u30d7\u30eb\u306a\u6642\u523b\u5408\u308f\u305b\u30d7\u30ed\u30c8\u30b3\u30ebRoughtime\u306b\u3082\u5bfe\u5fdc\u3068\u306e\u3053\u3068\u3002\u3044\u305a\u308c\u306b\u305b\u3088\u30e9\u30a6\u30f3\u30c9\u30ed\u30d3\u30f3\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7684\u306b\u8fd1\u3044\u30b5\u30fc\u30d0\u304b\u3089\u6642\u523b\u5408\u308f\u305b\u3092\u3057\u3066\u304f\u308c\u308b\u3089\u3057\u3044\u3002CDN\u306a\u306e\u3060\u304b\u3089\u5f53\u7136\u3067\u3042\u308b\u3002 roughtime.googlesource.com Cloudf\u2026","provider_url":"https://hatena.blog","version":"1.0","url":"https://science-as-a-candle-in-the-dark.hatenablog.com/entry/2019/06/23/193320","blog_title":"\u60aa\u970a\u306b\u3055\u3044\u306a\u307e\u308c\u308b\u4e16\u754c -The Demon-Haunted World","title":"Cloudflare\u304c\u516c\u958bNTP\u30b5\u30fc\u30d0\u3092\u958b\u59cb\u3057\u305f\u7531"}