{"id":38322,"date":"2019-10-31T22:22:58","date_gmt":"2019-10-31T19:22:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3\/"},"modified":"2019-10-31T22:22:58","modified_gmt":"2019-10-31T19:22:58","slug":"v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3","title":{"rendered":"W Chrome dodano eksperymentalne wsparcie dla protoko\u0142u HTTP\/3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>W wersjach eksperymentalnych <noindex><a rel=\"nofollow\" href=\"https:\/\/www.google.com\/chrome\/canary\/\">Chrome Canary<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/twitter.com\/programmingart\/status\/1174775953316294658\">dodano<\/a><\/noindex> wsparcie protoko\u0142u HTTP\/3, kt\u00f3ry implementuje nak\u0142adk\u0119 umo\u017cliwiaj\u0105c\u0105 dzia\u0142anie HTTP na protokole QUIC. Protok\u00f3\u0142 QUIC zosta\u0142 dodany do przegl\u0105darki pi\u0119\u0107 lat temu i od tego czasu jest u\u017cywany do optymalizacji pracy z us\u0142ugami Google. Wariant QUIC zastosowany w Chrome r\u00f3\u017cni\u0142 si\u0119 w niekt\u00f3rych szczeg\u00f3\u0142ach od wersji z <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/draft-ietf-quic-transport-23\">specyfikacji<\/a><\/noindex> IETF, ale teraz implementacje zosta\u0142y zsynchronizowane.<\/p>\n<p>HTTP\/3 standaryzuje u\u017cycie QUIC jako transportu dla HTTP\/2. Aby w\u0142\u0105czy\u0107 HTTP\/3 oraz wariant QUIC z <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/draft-ietf-quic-transport-23\">23 roboczych wersji<\/a><\/noindex> Specyfikacje IETF wymagaj\u0105 uruchomienia Chrome z opcjami &#171;--enable-quic --quic-version=h3-23&#187;, a nast\u0119pnie po otwarciu testowej strony. <noindex><a rel=\"nofollow\" href=\"https:\/\/quic.rocks:4433\/\">quic.rocks:4433<\/a><\/noindex> W trybie inspekcji sieci w narz\u0119dziach dla programist\u00f3w aktywno\u015b\u0107 HTTP\/3 b\u0119dzie wy\u015bwietlana jako &#171;http\/2+quic\/99&#187;.<\/p>\n<p>Przypomnijmy, \u017ce protok\u00f3\u0142 <noindex><a rel=\"nofollow\" href=\"https:\/\/www.chromium.org\/quic\/\">QUIC<\/a><\/noindex> (Quick UDP Internet Connections) od 2013 roku rozwijany jest przez firm\u0119 Google jako alternatywa dla po\u0142\u0105czenia TCP+TLS dla Web, rozwi\u0105zuj\u0105cy problemy z d\u0142ugim czasem ustanawiania i negocjowania po\u0142\u0105cze\u0144 w TCP oraz eliminuj\u0105cy op\u00f3\u017anienia spowodowane utrat\u0105 pakiet\u00f3w w trakcie przesy\u0142ania danych. QUIC stanowi nak\u0142adk\u0119 na protok\u00f3\u0142 UDP, wspieraj\u0105c\u0105 multiplikacj\u0119 wielu po\u0142\u0105cze\u0144 oraz zapewniaj\u0105c\u0105 metody szyfrowania r\u00f3wnowa\u017cne TLS\/SSL. Rozwa\u017cany protok\u00f3\u0142 zosta\u0142 ju\u017c zintegrowany z infrastruktur\u0105 serwerow\u0105 Google, jest cz\u0119\u015bci\u0105 Chrome, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48312\">jest zaplanowane<\/a><\/noindex> ma by\u0107 w\u0142\u0105czony w Firefoxie i aktywnie stosowany do obs\u0142ugi zapyta\u0144 klient\u00f3w na serwerach Google. <\/p>\n<p>Podstawowe <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.google.com\/document\/d\/1lmL9EF6qKrk7gbazY8bIdvq3Pno2Xj_l_YShP40GLQE\/preview?sle=true#\">cechy<\/a><\/noindex> QUIC:\n<\/p>\n<ul>\n<li class=\"l\"> Wysokie bezpiecze\u0144stwo, podobne do TLS (w zasadzie QUIC zapewnia mo\u017cliwo\u015b\u0107 u\u017cycia TLS nad UDP);\n<\/li>\n<li class=\"l\"> Kontrola integralno\u015bci strumienia, zapobiegaj\u0105ca utracie pakiet\u00f3w;\n<\/li>\n<li class=\"l\"> Mo\u017cliwo\u015b\u0107 natychmiastowego ustanowienia po\u0142\u0105czenia (0-RTT, w oko\u0142o 75% przypadk\u00f3w dane mo\u017cna przesy\u0142a\u0107 natychmiast po wys\u0142aniu pakietu ustanowienia po\u0142\u0105czenia) oraz zapewnienie minimalnych op\u00f3\u017anie\u0144 mi\u0119dzy wys\u0142aniem \u017c\u0105dania a otrzymaniem odpowiedzi (RTT, Round Trip Time);\n<\/li>\n<li class=\"l\"> Nie u\u017cywanie tego samego numeru sekwencji podczas ponownej transmisji pakietu, co pozwala unikn\u0105\u0107 dwuznaczno\u015bci przy okre\u015blaniu odebranych pakiet\u00f3w i wyeliminowa\u0107 op\u00f3\u017anienia;\n<\/li>\n<li class=\"l\"> Utrata pakietu wp\u0142ywa na dostarczanie tylko powi\u0105zanego z nim strumienia i nie zatrzymuje dostarczania danych w r\u00f3wnolegle przesy\u0142anych strumieniach przez bie\u017c\u0105ce po\u0142\u0105czenie;\n<\/li>\n<li class=\"l\"> \u015arodki korekcji b\u0142\u0119d\u00f3w, minimalizuj\u0105ce op\u00f3\u017anienia spowodowane ponown\u0105 transmisj\u0105 zagubionych pakiet\u00f3w. Wykorzystanie specjalnych kod\u00f3w korekcji b\u0142\u0119d\u00f3w na poziomie pakiet\u00f3w w celu zmniejszenia liczby sytuacji wymagaj\u0105cych ponownej transmisji danych zagubionego pakietu.\n<\/li>\n<li class=\"l\"> Granice kryptograficzne blok\u00f3w s\u0105 wyr\u00f3wnane z granicami pakiet\u00f3w QUIC, co zmniejsza wp\u0142yw strat pakiet\u00f3w na dekodowanie zawarto\u015bci kolejnych pakiet\u00f3w;\n<\/li>\n<li class=\"l\"> Brak problem\u00f3w z blokowaniem kolejek TCP;\n<\/li>\n<li class=\"l\"> Wsparcie dla identyfikatora po\u0142\u0105czenia, co pozwala skr\u00f3ci\u0107 czas na ponowne nawi\u0105zanie po\u0142\u0105czenia dla klient\u00f3w mobilnych;\n<\/li>\n<li class=\"l\"> Mo\u017cliwo\u015b\u0107 pod\u0142\u0105czenia rozszerzonych mechanizm\u00f3w kontroli przeci\u0105\u017cenia po\u0142\u0105czenia;\n<\/li>\n<li class=\"l\"> Wykorzystanie techniki prognozowania przepustowo\u015bci w ka\u017cdym kierunku, aby zapewni\u0107 optymaln\u0105 intensywno\u015b\u0107 wysy\u0142ania pakiet\u00f3w, zapobiegaj\u0105c wpadni\u0119ciu w stan przeci\u0105\u017cenia, w kt\u00f3rym wyst\u0119puje utrata pakiet\u00f3w;\n<\/li>\n<li class=\"l\">  Wyra\u017any <noindex><a rel=\"nofollow\" href=\"http:\/\/web.cs.wpi.edu\/~claypool\/ms\/quic\/quic-thesis.pdf\">wzrost<\/a><\/noindex> wydajno\u015bci i przepustowo\u015bci w por\u00f3wnaniu z TCP. Dla serwis\u00f3w wideo, takich jak YouTube, zastosowanie QUIC wykaza\u0142o zmniejszenie operacji ponownego buforowania podczas ogl\u0105dania wideo o 30%.\n<\/li>\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51526\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 Chrome Canary \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 HTTP\/3, \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u044e\u0449\u0435\u0433\u043e \u043d\u0430\u0434\u0441\u0442\u0440\u043e\u0439\u043a\u0443 \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0440\u0430\u0431\u043e\u0442\u044b HTTP \u043f\u043e\u0432\u0435\u0440\u0445 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 QUIC. \u041d\u0435\u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b QUIC \u0431\u044b\u043b \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u043f\u044f\u0442\u044c \u043b\u0435\u0442 \u043d\u0430\u0437\u0430\u0434 \u0438 \u0441 \u0442\u0435\u0445 \u043f\u043e\u0440 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0441\u0435\u0440\u0432\u0438\u0441\u0430\u043c\u0438 Google. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0432\u0448\u0438\u0439\u0441\u044f \u0432 Chrome \u0432\u0430\u0440\u0438\u0430\u043d\u0442 QUIC \u043e\u0442 Google \u0432 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0434\u0435\u0442\u0430\u043b\u044f\u0445 \u043e\u0442\u043b\u0438\u0447\u0430\u043b\u0441\u044f \u043e\u0442 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u0430 \u0438\u0437 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-38322","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 Chrome Canary\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"pl_PL\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0412 Chrome \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 HTTP\/3 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0412 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 Chrome Canary\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2019-10-31T19:22:58+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-10-31T19:22:58+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47W Chrome dodano eksperymentalne wsparcie dla protoko\u0142u HTTP\/3 | ProHoster","description":"W eksperymentalnych wersjach Chrome Canary","canonical_url":"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pl_PL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412 Chrome \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u0430\u044f \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 HTTP\/3 | ProHoster","og:description":"\u0412 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 Chrome Canary","og:url":"https:\/\/prohoster.info\/pl\/blog\/news\/v-chrome-dobavlena-eksperimentalnaya-podderzhka-protokola-http-3","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2019-10-31T19:22:58+00:00","article:modified_time":"2019-10-31T19:22:58+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"38322","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-23 21:30:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-03-01 01:11:23","updated":"2026-01-23 21:30:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/38322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/comments?post=38322"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/38322\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/media?parent=38322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/categories?post=38322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/tags?post=38322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}