{"title":"\u3010IPA\u3011\u5e73\u621025\u5e74\u5ea6 \u6625\u671f SC \u5348\u5f8c\u2160 \u554f2","width":"100%","height":"190","published":"2025-08-24 17:49:38","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","image_url":null,"url":"https://naos92.hatenablog.com/entry/2025/08/24/174938","author_url":"https://blog.hatena.ne.jp/naos92/","type":"rich","blog_url":"https://naos92.hatenablog.com/","author_name":"naos92","categories":["ChatGPT","IPA","IT"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnaos92.hatenablog.com%2Fentry%2F2025%2F08%2F24%2F174938\" title=\"\u3010IPA\u3011\u5e73\u621025\u5e74\u5ea6 \u6625\u671f SC \u5348\u5f8c\u2160 \u554f2 - naos92\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","description":"\u5e73\u621025\u5e74\u5ea6 \u6625\u671f SC \u5348\u5f8c\u2160 \u554f2 \u8a2d\u554f1(1)\u301c(5) \u3092\u3001\u672c\u6587\u306e\u3069\u3053\u3092\u3069\u3046\u8aad\u3080\u3068\u7b54\u3048\u306b\u8fbf\u308a\u7740\u3051\u308b\u304b\u307e\u3067\u3001\u3084\u3055\u3057\u304f\u89e3\u8aac\u3057\u76f4\u3057\u307e\u3059\u3002 \u8a2d\u554f1(1) \u89e3\u7b54 a = UDP\uff0fb = 3way\uff0fc = DNSSEC\uff08\u516c\u5f0f\u89e3\u7b54\uff09 \u672c\u6587\u306e\u3069\u3053\u3092\u3069\u3046\u8aad\u3080\uff1f \u554f\u984c\u5192\u982d\u306e\u8da3\u65e8\u306b\u300cDNS\u306e\u540d\u524d\u89e3\u6c7a\u901a\u4fe1\u306f\u4e3b\u306bUDP\u300d\u300cUDP\u306fTCP\u3068\u6bd4\u3079\u9001\u4fe1\u5143IP\u8a50\u79f0\u306e\u691c\u77e5\u304c\u96e3\u3057\u3044\u300d\u3068\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3067 a=UDP\u3001\u8a50\u79f0\u304c\u96e3\u3057\u3044\u7406\u7531\u3068\u3057\u3066TCP\u306b\u3042\u308b3\u30a6\u30a7\u30a4\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u306a\u3044\u70b9\u306b\u7740\u76ee\u3067\u304d\u3001b=3way \u3068\u5c0e\u3051\u307e\u3059\u3002 \u30ad\u30e3\u30c3\u30b7\u30e5\u6c5a\u67d3\uff08CP: Cache Poisoning\uff09\u5bfe\u7b56\u3068\u3057\u3066DNSSEC\u304c\u5fc5\u8981\u3001\u3068\u8da3\u65e8\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u306e\u3067\u2026","blog_title":"naos92\u306e\u65e5\u8a18"}