{"id":16800,"date":"2018-05-11T14:41:33","date_gmt":"2018-05-11T05:41:33","guid":{"rendered":"http:\/\/labs.gree.jp\/blog\/?p=16800"},"modified":"2018-05-12T15:36:17","modified_gmt":"2018-05-12T06:36:17","slug":"tls1-3%e3%81%a0%e3%81%a8%e3%83%8f%e3%83%b3%e3%83%89%e3%82%b7%e3%82%a7%e3%82%a4%e3%82%af%e3%81%8c%e3%81%a9%e3%82%8c%e3%81%8f%e3%82%89%e3%81%84%e6%97%a9%e3%81%8f%e3%81%aa%e3%82%8b%e3%81%8b%e6%b8%ac","status":"publish","type":"post","link":"https:\/\/labs.gree.jp\/blog\/2018\/05\/16800\/","title":{"rendered":"TLS1.3\u3060\u3068\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u3069\u308c\u304f\u3089\u3044\u65e9\u304f\u306a\u308b\u304b\u6e2c\u5b9a\u3057\u305f"},"content":{"rendered":"

\u3053\u3093\u306b\u3061\u306f\u30a4\u30f3\u30d5\u30e9\u306e\u5f8c\u85e4<\/a>\u3067\u3059\u3002<\/p>\n

\u4eca\u56de\u306fTLS1.3\u3092\u5b9f\u74b0\u5883\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

TLS1.3\u306fTLS\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3068\u3082\u8a00\u308f\u308c\u308b\u3088\u3046\u306b\u3001\u69d8\u3005\u306a\u6539\u5584\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u4f8b\u3048\u3070\u3001\u4ee5\u524d\u300cTLS1.3\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u3082\u3046\u6765\u3066\u308b<\/a>\u300d\u3067\u66f8\u3044\u305f\u3088\u3046\u306b\u3001TLS1.3\u3067\u306f\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u6642\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u5f80\u5fa9\u56de\u6570\u304c\u6e1b\u3063\u3066\u304a\u308a\u3001\u3088\u308a\u65e9\u304f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u78ba\u7acb\u3067\u304d\u307e\u3059\u3002<\/p>\n

\"\"<\/p>\n

\u3059\u3067\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u3084\u6697\u53f7\u30e9\u30a4\u30d6\u30e9\u30ea\u306fTLS1.3\u306b\u5bfe\u5fdc\u3057\u3066\u304d\u3066\u304a\u308a\u307e\u3059\u306e\u3067\u3001\u5b9f\u74b0\u5883\u3067\u5177\u4f53\u7684\u306b\u3069\u308c\u304f\u3089\u3044\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306e\u78ba\u7acb\u304c\u65e9\u304f\u306a\u308b\u306e\u304b\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

TLS1.3 \u30d0\u30fc\u30b8\u30e7\u30f3\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3068\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3<\/h2>\n

\u6e2c\u5b9a\u306e\u524d\u306b\u4eca\u56de\u5229\u7528\u3057\u305fTLS1.3 draft\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3064\u3044\u3066\u88dc\u8db3\u3057\u307e\u3059\u3002<\/p>\n

 <\/p>\n

TLS1.3\u306f draft-28<\/a> \u7248\u304c\u6700\u65b0\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3059\u3002\u3053\u3061\u3089\u304c\u6587\u7ae0\u4e0a\u306e\u4fee\u6b63\u3092\u7d4c\u3066\u5c06\u6765\u7684\u306bRFC\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

TLS1.3\u306f\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u7b49\u306e\u4e2d\u9593\u88c5\u7f6e\u306e\u4e0d\u5177\u5408\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u4e2d\u306bsupported_versions\u62e1\u5f35\u3092\u5229\u7528\u3057\u3066\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3057\u307e\u3059\u304c\u3001\u73fe\u72b6\u306fdraft\u7248\u5b9f\u88c5\u3092\u793a\u3059\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u4e0b\u8a18\u306fsupported_versions\u62e1\u5f35\u306e\u4f8b\u3067\u3001Client\u304b\u3089TLS1.3 draft-23\u7248\u3067\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3057\u3066\u3044\u307e\u3059\u3002(Unknown (0x9a9a)\u306fGREASE\u00a0<\/a>\u3067\u3059)\u3002<\/p>\n

 Extension: supported_versions (len=11)\n     Type: supported_versions (43)\n     Length: 11\n     Supported Versions length: 10\n     Supported Version: Unknown (0x9a9a)\n     Supported Version: TLS 1.3 (draft 23) (0x7f17)\n     Supported Version: TLS 1.2 (0x0303)\n     Supported Version: TLS 1.1 (0x0302)\n     Supported Version: TLS 1.0 (0x0301)<\/pre>\n
\u5b9f\u88c5\u306b\u3088\u308a\u73fe\u72b6\u3069\u306edraft\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u5b9f\u88c5\u3057\u3066\u3044\u308b\u304b\u7570\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306esupported_versions\u62e1\u5f35\u3092\u898b\u308b\u3053\u3068\u3067\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u76f4\u8fd1\u3001\u5f0a\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u63a5\u7d9a\u3057\u306b\u304f\u308bTLS1.3\u5bfe\u5fdc\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5b9f\u88c5\u306fdraft-23\u304c\u652f\u914d\u7684\u3067\u3057\u305f\u3002<\/p>\n
\"\"<\/p>\n
\u305d\u3053\u3067\u3001\u4eca\u56de\u306f TLS1.3 draft-23\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002draft-23\u306f\u6700\u65b0\u7248\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4e3b\u306a\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u6d41\u308c\u306f\u6700\u65b0\u7248\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n
\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u65e9\u3055\u6bd4\u8f03<\/h2>\n
\u5f0a\u793e\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u5411\u3051\u30b5\u30fc\u30d3\u30b9\u3067\u3001\u5b9f\u9a13\u7684\u306bTLS1.3 draft-23 \u5bfe\u5fdc\u30b5\u30fc\u30d0\u306b\u5bfe\u3057\u3066\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3088\u3046\u306b\u3057\u3001TLS1.2\u306e\u5834\u5408\u3068\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306e\u78ba\u7acb\u306e\u65e9\u3055\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u3002<\/p>\n
\u5177\u4f53\u7684\u306b\u306f\u3001\u30b5\u30fc\u30d0\u5074\u3067ClientHello\u3092\u53d7\u3051\u53d6\u3063\u3066\u304b\u3089\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf(Application Data)\u3092\u53d7\u3051\u53d6\u308b\u307e\u3067\u306b\u304b\u304b\u3063\u305f\u6642\u9593\u3092\u6e2c\u308a\u307e\u3057\u305f\u3002<\/p>\n
TLS1.3\u3068TLS1.2\u6bce\u306b\u3001\u30e9\u30b0\u306e\u5206\u5e03\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3057\u305f\u3002<\/p>\n
\"\"<\/p>\n
\u4e0a\u8a18\u306e\u30b0\u30e9\u30d5\u306f\u3001TLS1.3\u3067ClientHello\u3092\u53d7\u3051\u53d6\u3063\u3066\u304b\u3089Application Data\u53d7\u53d6\u308b\u307e\u3067\u306e\u6642\u9593\u304c20ms\u53f0\u306a\u306e\u306f\u3001TLS1.3\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u4e2d 15.7%\u3068\u3044\u3046\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u591a\u304f\u306e\u5834\u5408\u306b\u304a\u3044\u3066\u3001TLS1.3\u306e\u65b9\u304c\u65e9\u304fTLS\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u5b8c\u4e86\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
TLS1.3, TLS1.2\u3068\u30822\u3064\u5c71\u304c\u51fa\u6765\u3066\u3044\u308b\u306e\u306f Wi-Fi\u3092\u4f7f\u3063\u3066\u3044\u308b\u30af\u30e9\u30a4\u30f3\u30c8\u3068\u643a\u5e2f\u56de\u7dda\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u30af\u30e9\u30a4\u30f3\u30c8\u3067RTT\u304c\u7570\u306a\u308b\u305f\u3081\u304b\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n
\u7279\u306b\u5f8c\u8005\u306e\u5c71\u3067\u306f\u3001TLS1.3\u3067\u306f50ms~60ms\u7a0b\u5ea6\u3067\u3059\u304c\u3001TLS1.2\u3067\u306f110~120ms\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002TLS1.3\u306b\u6bd4\u3079TLS1.2\u306e\u65b9\u304c1RTT\u5206\u65e9\u3044\u3068\u601d\u3046\u3068\u3001\u5927\u4f53\u305d\u306e\u3068\u304a\u308a\u306b\u306a\u3063\u3066\u3044\u305d\u3046\u3067\u3059\u3002<\/p>\n
(Resumption\u306b\u95a2\u3057\u3066\u3001\u672c\u30b5\u30fc\u30d0\u3067\u306f\u6570\u3068\u3057\u3066\u306f\u5fae\u91cf\u3067\u30b0\u30e9\u30d5\u4e0a\u306b\u306f\u307b\u307c\u73fe\u308c\u3066\u3044\u307e\u305b\u3093)<\/p>\n
\u4eca\u5f8c<\/h2>\n
\u4eca\u56de\u306f\u3001TLS1.3\u3068TLS1.2\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u65e9\u3055\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u3002<\/p>\n
\u6982\u306d\u60f3\u5b9a\u901a\u308a\u30011RTT(30ms~60ms\u7a0b\u5ea6)\u5206\u3060\u3051 TLS1.3 \u306e\u65b9\u304c\u65e9\u304f\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u5b8c\u4e86\u3067\u304d\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n
 <\/p>\n
TLS1.3\u306e\u6a19\u6e96\u5316\u306f\u3001RFC Editor queue<\/a>\u00a0\u30d5\u30a7\u30fc\u30ba\u306b\u5165\u3063\u3066\u304a\u308a\u3001RFC\u3068\u3057\u3066\u51fa\u308b\u306e\u3092\u5f85\u3064\u3070\u304b\u308a\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
draft\u7248\u304c\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u73fe\u72b6\u3067\u306f\u3001\u305d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u540c\u3058\u3067\u306a\u3044\u3068\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u51fa\u6765\u307e\u305b\u3093\u304c\u3001RFC\u304c\u51fa\u308c\u3070TLS1.3\u306e\u6b63\u5f0f\u7248\u306b\u7d71\u4e00\u3055\u308c\u3066\u3044\u304d\u307e\u3059\u3002\u3059\u3067\u306b\u5404\u5b9f\u88c5\u30fb\u6697\u53f7\u30e9\u30a4\u30d6\u30e9\u30ea\u306fdraft-28\u7248\u306b\u5bfe\u5fdc\u3057\u3066\u304d\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u6b63\u5f0f\u7248\u306e\u30b5\u30dd\u30fc\u30c8\u3082\u6bd4\u8f03\u7684\u901f\u3084\u304b\u306b\u884c\u308f\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u304b\u3089\u3001TLS1.3\u5bfe\u5fdc\u306f\u9032\u3093\u3067\u884c\u304d\u81ea\u7136\u306bTLS1.3\u304c\u4f7f\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u304f\u3067\u3057\u3087\u3046\u3002<\/p>\n
 <\/p>\n
\u3082\u3061\u308d\u3093\u3001TLS1.3\u306f\u69d8\u3005\u306a\u5909\u66f4\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3057\u30010-RTT\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3084SNI\u306e\u7570\u306a\u308bResumption\u3082\u4f7f\u308f\u308c\u3066\u3044\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n
\u5f15\u304d\u7d9a\u304dTLS1.3\u3092\u4f7f\u3063\u3066\u8272\u3005\u8a66\u3057\u3066\u3044\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u308c\u3067\u306f\u3001\u307e\u305f\u3069\u3053\u304b\u3067<\/p>\n
\u6ce8\u610f<\/h3>\n
\n
    \n
  • \u5b9f\u88c5\u72b6\u6cc1\u3084\u4ed5\u69d8\u306b\u3064\u3044\u3066\u306f\u3001\u57f7\u7b46\u5f53\u6642\u306e\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002\u4eca\u5f8c\u5909\u66f4\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
  • \u672c\u30c7\u30fc\u30bf\u306e\u5185\u5bb9\u306e\u6b63\u78ba\u6027\u30fb\u4fe1\u983c\u6027\u306b\u3064\u3044\u3066\u306f\u4fdd\u8a3c\u3044\u305f\u3057\u304b\u306d\u307e\u3059\u3002<\/li>\n
  • \u672c\u30c7\u30fc\u30bf\u306fGREE\u306e\u7279\u5b9a\u306e\u30b5\u30fc\u30d3\u30b9\u304b\u3089\u5f97\u3089\u308c\u305f\u4e00\u90e8\u5206\u3092\u57fa\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
    \u3053\u3093\u306b\u3061\u306f\u30a4\u30f3\u30d5\u30e9\u306e\u5f8c\u85e4\u3067\u3059\u3002 \u4eca\u56de\u306fTLS1.3\u3092\u5b9f\u74b0\u5883\u3067\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002 TLS1.3\u306fTLS\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3068\u3082\u8a00\u308f\u308c\u308b\u3088\u3046\u306b\u3001\u69d8\u3005\u306a\u6539\u5584\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\u4ee5\u524d\u300cTLS1.3\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u304c\u3082 […]<\/p>\n","protected":false},"author":109,"featured_media":16811,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[132],"class_list":["post-16800","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-tls"],"jetpack_featured_media_url":"https:\/\/labs.gree.jp\/blog\/wp-content\/uploads\/2018\/05\/d2.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/16800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/users\/109"}],"replies":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/comments?post=16800"}],"version-history":[{"count":3,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/16800\/revisions"}],"predecessor-version":[{"id":16843,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/16800\/revisions\/16843"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/media\/16811"}],"wp:attachment":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/media?parent=16800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/categories?post=16800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/tags?post=16800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}