{"id":220,"date":"2015-09-05T03:21:29","date_gmt":"2015-09-04T18:21:29","guid":{"rendered":"http:\/\/mindtech.jp\/?p=220"},"modified":"2015-09-05T03:21:29","modified_gmt":"2015-09-04T18:21:29","slug":"chrome-45%e3%81%a7ssl%e3%82%b5%e3%82%a4%e3%83%88%e3%81%ab%e6%8e%a5%e7%b6%9a%e3%81%a7%e3%81%8d%e3%81%aa%e3%81%84%e3%81%a8%e3%81%84%e3%81%86%e8%a9%b1%e3%81%8c%e3%81%a1%e3%82%89%e3%81%bb%e3%82%89","status":"publish","type":"post","link":"https:\/\/mindtech.jp\/?p=220","title":{"rendered":"Chrome 45\u3067SSL\u30b5\u30a4\u30c8\u306b\u63a5\u7d9a\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u8a71\u304c\u3061\u3089\u307b\u3089"},"content":{"rendered":"

\u6700\u8fd1\u3001Chrome\u304cVersion45\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u305f\u306e\u3067\u3059\u304c\u3001\u4e00\u90e8\u306eSSL\u306e\u30b5\u30a4\u30c8\u3067\u63a5\u7d9a\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u3068\u3044\u3046\u8a71\u3092\u3061\u3089\u307b\u3089\u3068\u8033\u306b\u3057\u307e\u3057\u305f\u3002\u4f8b\u3048\u3070\u3001\u30af\u30ed\u30cd\u30b3\u30e4\u30de\u30c8\u306e\u5b85\u6025\u4fbf\u306e\u30af\u30ed\u30cd\u30b3\u30e1\u30f3\u30d0\u30fc\u30ba\u306e\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u306e\u5834\u5408\u306b\u306f\u3001<\/p>\n

SSL \u30b5\u30fc\u30d0\u30fc\u304c\u53e4\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\nERR_SSL_FALLBACK_BEYOND_MINIMUM_VERSION<\/pre>\n
\u3068\u3044\u3046\u8868\u793a\u304c\u51fa\u3066\u304d\u307e\u3059\u3002\u3055\u3066\u306fSSL v3\u306e\u3044\u308f\u3086\u308bPoodle\u8106\u5f31\u6027\u95a2\u9023\u3067\u624b\u304c\u5165\u3063\u305f\u306e\u304b\u306a\u3068\u601d\u3044\u307e\u3057\u305f\u304c\u3001\u5358\u7d14\u306b\u305d\u3046\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3055\u305d\u3046\u3067\u3057\u305f\u3002<\/div>\n
<\/div>\n
NG\u3068\u306a\u308b\u30b5\u30a4\u30c8\u3092\u8efd\u304f\u8abf\u3079\u3066\u307f\u307e\u3059\u3068\u3001\u5171\u901a\u3059\u308b\u306e\u306f\u30b5\u30a4\u30c8\u8a3c\u660e\u66f8\u306e\u7f72\u540d\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304cSHA-1\u3067\u3042\u308a\u307e\u3059\u3002SHA-1\u81ea\u4f53\u306f2015\u5e74\u3067\u5ec3\u6b62\u4e88\u5b9a\u3067\u3001\u30b5\u30a4\u30c8\u5074\u306f\u65e9\u3081\u306bSHA-2(SHA-256)\u3078\u306e\u5207\u308a\u66ff\u3048\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u308c\u307e\u3067\u306e\u79fb\u884c\u63aa\u7f6e\u3068\u3057\u3066URL\u8868\u793a\u6b04\u306e\u9375\u306e\u90e8\u5206\u306b\u8b66\u544a\u30de\u30fc\u30af\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u307e\u3057\u305f\u3002\u30ea\u30ea\u30fc\u30b9\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u524d\u5012\u3057\u3067\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3055\u305d\u3046\u3067\u3059\u304c\u3001\u3055\u3063\u3055\u3068\u5207\u308a\u304b\u3048\u308b\u306b\u8d8a\u3057\u305f\u3053\u3068\u306f\u306a\u3044\u3067\u3059\u3002<\/div>\n
\u307e\u305f\u3001v45\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u306fTLS\u30d7\u30ed\u30c8\u30b3\u30eb\u306elogjam\u8106\u5f31\u6027\u3078\u306e\u5bfe\u7b56\u304c\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u5909\u66f4\u304c\u3042\u3063\u305f\u306e\u304b\u306f\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001v45\u4ee5\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u5411\u3051\u306b\u4ee5\u4e0b\u306e\u30b5\u30a4\u30d5\u30a1\u30fc\u30b9\u30a4\u30fc\u30c8\u3092disable\u3059\u308b\u5bfe\u5fdc\u304c\u53d6\u308c\u308b\u3068\u306e\u3053\u3068\u3002\u3053\u306e\u624b\u306e\u8a2d\u5b9a\u5909\u66f4\u304c\u6b63\u5f0f\u306b\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/div>\n
(0xcc15)\u00a0TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256\n(0xcc9e)\u00a0TLS_DHE_RSA_WITH_AES_128_GCM_SHA256\n(0x0039)\u00a0TLS_DHE_RSA_WITH_AES_256_CBC_SHA\n(0x0033)\u00a0TLS_DHE_RSA_WITH_AES_128_CBC_SHA\n\u51fa\u5c55\uff1ahttps:\/\/scottontechnology.com\/how-to-secure-chrome-against-logjam\/\n<\/pre>\n
<\/div>\n
Chrome43\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30fc\u30af\u306e\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u540c\u3058\u30b5\u30a4\u30c8\u3092\u898b\u308b\u3068\u3001\u4e0a\u8a18\u306e\u30b5\u30a4\u30d5\u30a1\u30fc\u306e\u3046\u3061\uff11\u3064\u3092\u4f7f\u3063\u3066\u3044\u307e\u3057\u305f\u306e\u3067\u3001\u76f4\u63a5\u7684\u306a\u539f\u56e0\u306f\u3053\u3061\u3089\u306e\u65b9\u306e\u3088\u3046\u3067\u3057\u305f\u3002<\/div>\n
\u30b5\u30fc\u30d0\u30fc\u5074\u306e\u9375\u3084\u3089\u30b5\u30a4\u30d5\u30a1\u30fc\u30b9\u30a4\u30fc\u30c8\u306e\u8a2d\u5b9a\u898b\u76f4\u3057\u304c\u5fc5\u8981\u3067\u3059\u306d\u3002<\/div>\n
US\u5074\u306b\u3082\u30c8\u30e9\u30d6\u30eb\u4e8b\u4f8b\u304c\u5c11\u306a\u3044\u3088\u3046\u3067\u3001\u307e\u3060\u8a73\u3057\u304f\u306f\u8ffd\u3048\u3066\u3044\u307e\u305b\u3093\u304c\u53c2\u8003\u307e\u3067\u3067\u3059\u3002<\/div>\n
<\/div>\n
9\/5\u8ffd\u8a18<\/div>\n
logjam\u8106\u5f31\u6027\u5bfe\u7b56\u306b\u3064\u3044\u3066\u306f\u3001DH\u304c1024\u672a\u6e80\u306e\u3082\u306e\u306f\u30d6\u30ed\u30c3\u30af\u3059\u308b\u8a2d\u5b9a\u306b\u306a\u3063\u305f\u3088\u3046\u3067\u3059\u3002<\/div>\n
https:\/\/code.google.com\/p\/chromium\/issues\/detail?id=490240<\/a><\/div>\n
\u30d6\u30ed\u30c3\u30af\u6642\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
https:\/\/twitter.com\/praseodym\/status\/603176042619101184<\/a><\/div>\n
<\/div>\n
9\/6\u8ffd\u8a18<\/div>\n
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u3067\u306eTLS 1.0\u3078\u306e\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u304c\u5ec3\u6b62\u3055\u308c\u305f\u305f\u3081\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3067\u3059\u306d\u3002
\nIntent to remove: TLS 1.0 version downgrade
\nhttps:\/\/groups.google.com\/a\/chromium.org\/forum\/#!msg\/security-dev\/F6ZjP6FnyRE\/bK7TKtvnHYsJ<\/a><\/p>\n
\u95a2\u9023\u8a18\u4e8b\uff1a\u30b9\u30e9\u30c9\u3000http:\/\/security.srad.jp\/story\/15\/09\/05\/2140223\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6700\u8fd1\u3001Chrome\u304cVersion45\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u305f\u306e\u3067\u3059\u304c\u3001\u4e00\u90e8\u306eSSL\u306e\u30b5\u30a4\u30c8\u3067\u63a5\u7d9a\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u3068\u3044\u3046\u8a71\u3092\u3061\u3089\u307b\u3089\u3068\u8033\u306b\u3057\u307e\u3057\u305f\u3002\u4f8b\u3048\u3070\u3001\u30af\u30ed\u30cd\u30b3\u30e4\u30de\u30c8\u306e\u5b85\u6025\u4fbf\u306e\u30af\u30ed\u30cd\u30b3\u30e1\u30f3\u30d0\u30fc\u30ba\u306e\u30ed\u30b0\u30a4\u30f3\u30da\u30fc\u30b8\u306e\u5834\u5408\u306b\u306f\u3001 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6],"tags":[8,38,41],"class_list":["post-220","post","type-post","status-publish","format-standard","hentry","category-6","tag-chrome","tag-sha1","tag-ssl"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":false,"jetpack_shortlink":"https:\/\/wp.me\/p4rHn0-3y","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/mindtech.jp\/index.php?rest_route=\/wp\/v2\/posts\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mindtech.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mindtech.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mindtech.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mindtech.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=220"}],"version-history":[{"count":0,"href":"https:\/\/mindtech.jp\/index.php?rest_route=\/wp\/v2\/posts\/220\/revisions"}],"wp:attachment":[{"href":"https:\/\/mindtech.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mindtech.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mindtech.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}