{"id":994,"date":"2025-12-29T08:40:19","date_gmt":"2025-12-29T07:40:19","guid":{"rendered":"https:\/\/mybox.com\/help\/?post_type=manual_kb&#038;p=994"},"modified":"2026-06-09T10:44:20","modified_gmt":"2026-06-09T08:44:20","slug":"ce-este-http-3","status":"publish","type":"manual_kb","link":"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/","title":{"rendered":"Ce este HTTP\/3?"},"content":{"rendered":"<div class=\"translation-block translation-block-merged\">\n<p class=\"wp-block-paragraph\">HTTP\/3 este cea mai recent\u0103 versiune major\u0103 a Protocolului de transfer hipertext (HTTP), protocolul utilizat pentru transferul de date \u00eentre browserele web \u0219i serverele web.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Acesta a fost conceput pentru a \u00eembun\u0103t\u0103\u021bi performan\u021ba site-urilor web, a reduce \u00eent\u00e2rzierile de conexiune \u0219i a oferi o experien\u021b\u0103 de navigare mai fiabil\u0103, \u00een special pe dispozitive mobile \u0219i \u00een cazul conexiunilor de re\u021bea instabile.<\/p>\n\n\n\n<\/div>\n\n<div id=\"mybox-2181067929\" class=\"mybox-content mybox-entity-placement\"><div class=\"early-access-banner-inpost\">\r\n  <div class=\"banner-left-inpost\">\r\n    <div class=\"icon-box-inpost\">\r\n      <img decoding=\"async\" src=\"https:\/\/mybox.com\/help\/wp-content\/uploads\/2026\/02\/square-info-icon.svg\" alt=\"Info\">\r\n    <\/div>\r\n    <div class=\"text-box-inpost\">\r\n      <span class=\"label-inpost\"><span class=\"translation-block translation-block-banner-text\">Acces timpuriu<\/span><\/span>\r\n      <h4><span class=\"translation-block translation-block-banner-text\">Mai ave\u021bi nevoie de ajutor?<\/span><\/h4>\r\n      <p><span class=\"translation-block translation-block-banner-text\">Contacta\u021bi echipa noastr\u0103 de servicii pentru clien\u021bi.<\/span><\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"banner-right-inpost\">\r\n    <a href=\"https:\/\/panel.mybox.com\/helpdesk2\/v\/list\/\" class=\"banner-button-inpost\"><span class=\"translation-block translation-block-banner-text\">Trimite mesaj<\/span><\/a>\r\n  <\/div>\r\n<\/div><\/div>\n\n<div class=\"translation-block translation-block-merged\"><p class=\"wp-block-paragraph\">Spre deosebire de versiunile anterioare ale HTTP, HTTP\/3 se bazeaz\u0103 pe protocolul de transport QUIC, \u00een loc de TCP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Cuprins<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Why_HTTP3_Was_Introduced\">De ce a fost introdus HTTP\/3<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#How_HTTP3_Works\">Cum func\u021bioneaz\u0103 HTTP\/3<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Caracteristicile_cheie_ale_HTTP3\">Caracteristicile cheie ale HTTP\/3<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#QUIC_Transport_Protocol\">Protocolul de transport QUIC<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Multiplexare\">Multiplexare<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Built-In_Encryption\">Criptare integrat\u0103<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Connection_Migration\">Migrarea conexiunii<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#HTTP3_vs_HTTP2\">HTTP\/3 vs. HTTP\/2<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Benefits_of_HTTP3\">Avantajele HTTP\/3<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Faster_Page_Loading\">\u00cenc\u0103rcare mai rapid\u0103 a paginilor<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Better_Mobile_Performance\">Performan\u021b\u0103 mobil\u0103 \u00eembun\u0103t\u0103\u021bit\u0103<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Improved_Reliability\">Fiabilitate \u00eembun\u0103t\u0103\u021bit\u0103<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Enhanced_Security\">Securitate \u00eembun\u0103t\u0103\u021bit\u0103<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Practical_Implications\">Implica\u021bii practice<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/what-is-http-3\/#Summary\">Rezumat<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_HTTP3_Was_Introduced\"><\/span>De ce a fost introdus HTTP\/3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Versiunile anterioare ale HTTP se bazau pe protocolul de transport TCP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De\u0219i TCP este fiabil, acesta poate genera \u00eent\u00e2rzieri atunci c\u00e2nd se pierd pachete sau c\u00e2nd condi\u021biile de re\u021bea sunt precare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 a fost creat pentru a remedia aceste limit\u0103ri prin utilizarea QUIC, un protocol conceput pentru a \u00eembun\u0103t\u0103\u021bi performan\u021ba conexiunii \u0219i a reduce laten\u021ba.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_HTTP3_Works\"><\/span>Cum func\u021bioneaz\u0103 HTTP\/3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 utilizeaz\u0103 QUIC, care func\u021bioneaz\u0103 pe UDP \u00een loc de TCP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Acest lucru permite conexiunilor s\u0103 se recupereze mai eficient \u00een urma pierderii de pachete \u0219i a \u00eentreruperilor de re\u021bea.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ca urmare, site-urile web se pot \u00eenc\u0103rca adesea mai repede \u0219i pot men\u021bine conexiuni mai stabile, \u00een special pe re\u021belele mobile sau pe conexiunile de internet congestionate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Features_of_HTTP3\"><\/span>Caracteristici cheie ale HTTP\/3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"QUIC_Transport_Protocol\"><\/span>Protocolul de transport QUIC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QUIC st\u0103 la baza HTTP\/3 \u0219i asigur\u0103 stabilirea mai rapid\u0103 a conexiunii \u0219i o rezilien\u021b\u0103 \u00eembun\u0103t\u0103\u021bit\u0103 la problemele de re\u021bea.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Multiplexing\"><\/span>Multiplexare<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 permite transferul simultan al mai multor cereri \u0219i r\u0103spunsuri printr-o singur\u0103 conexiune.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Acest lucru contribuie la reducerea \u00eent\u00e2rzierilor la \u00eenc\u0103rcarea site-urilor web care con\u021bin multe resurse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Built-In_Encryption\"><\/span>Criptare integrat\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 necesit\u0103 conexiuni criptate folosind TLS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Acest lucru ajut\u0103 la protejarea datelor transferate \u00eentre browsere \u0219i servere.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Connection_Migration\"><\/span>Migrarea conexiunii<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 poate men\u021bine conexiunile active chiar \u0219i atunci c\u00e2nd un dispozitiv schimb\u0103 re\u021beaua, de exemplu, trec\u00e2nd de la Wi-Fi la date mobile.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HTTP3_vs_HTTP2\"><\/span>HTTP\/3 vs. HTTP\/2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>HTTP\/3 \u2260 HTTP\/2<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ambele protocoale \u00eembun\u0103t\u0103\u021besc performan\u021ba site-urilor web \u00een compara\u021bie cu versiunile mai vechi ale HTTP, dar utilizeaz\u0103 tehnologii de transport diferite.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Caracteristic\u0103<\/th><th>HTTP\/2<\/th><th>HTTP\/3<\/th><\/tr><\/thead><tbody><tr><td>Protocol de transport<\/td><td>TCP<\/td><td>QUIC (bazat pe UDP)<\/td><\/tr><tr><td>Multiplexare<\/td><td>Da<\/td><td>Da<\/td><\/tr><tr><td>Criptare TLS<\/td><td>Suportat\u0103<\/td><td>Necesar\u0103<\/td><\/tr><tr><td>Gestionare \u00eembun\u0103t\u0103\u021bit\u0103 a pierderii de pachete<\/td><td>Limitat\u0103<\/td><td>\u00cembun\u0103t\u0103\u021bit\u0103<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cea mai important\u0103 diferen\u021b\u0103 este c\u0103 HTTP\/3 utilizeaz\u0103 QUIC \u00een locul TCP.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Benefits_of_HTTP3\"><\/span>Avantajele HTTP\/3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Faster_Page_Loading\"><\/span>\u00cenc\u0103rcare mai rapid\u0103 a paginilor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Reducerea laten\u021bei conexiunii poate \u00eembun\u0103t\u0103\u021bi viteza de \u00eenc\u0103rcare, \u00een special pe re\u021belele mai lente sau instabile.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Better_Mobile_Performance\"><\/span>Performan\u021b\u0103 mobil\u0103 \u00eembun\u0103t\u0103\u021bit\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 este conceput pentru a gestiona mai eficient condi\u021biile de re\u021bea \u00een schimbare.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Improved_Reliability\"><\/span>Fiabilitate \u00eembun\u0103t\u0103\u021bit\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pierderea pachetelor \u0219i \u00eentreruperile temporare ale re\u021belei au un impact mai redus asupra performan\u021bei.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Enhanced_Security\"><\/span>Securitate \u00eembun\u0103t\u0103\u021bit\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Comunicarea criptat\u0103 este obligatorie \u00een implement\u0103rile HTTP\/3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Practical_Implications\"><\/span>Implica\u021bii practice<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vizitatorii site-ului web nu trebuie s\u0103 configureze nimic pentru a utiliza HTTP\/3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dac\u0103 at\u00e2t browserul, c\u00e2t \u0219i serverul web accept\u0103 protocolul, conexiunea poate utiliza automat HTTP\/3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00cembun\u0103t\u0103\u021birea performan\u021bei variaz\u0103 \u00een func\u021bie de factori precum calitatea re\u021belei, designul site-ului web, configura\u021bia serverului \u0219i distan\u021ba geografic\u0103 dintre vizitator \u0219i server.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Summary\"><\/span>Rezumat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP\/3 este cea mai recent\u0103 versiune a protocolului HTTP \u0219i este conceput pentru a \u00eembun\u0103t\u0103\u021bi viteza, fiabilitatea \u0219i securitatea comunica\u021biilor web. Prin utilizarea protocolului de transport QUIC \u00een locul TCP, HTTP\/3 poate reduce laten\u021ba \u0219i \u00eembun\u0103t\u0103\u021bi performan\u021ba, \u00een special pe dispozitive mobile \u0219i \u00een cazul conexiunilor de re\u021bea instabile.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"template":"","format":"standard","manualknowledgebasecat":[25],"manual_kb_tag":[850,851,852,853,854,855,856,857,858,859],"class_list":["post-994","manual_kb","type-manual_kb","status-publish","format-standard","hentry","manualknowledgebasecat-hosting","manual_kb_tag-http","manual_kb_tag-quic","manual_kb_tag-hypertext-transfer-protocol","manual_kb_tag-user-datagram-protocol","manual_kb_tag-transport-layer-security","manual_kb_tag-zerortt","manual_kb_tag-multiplexing","manual_kb_tag-header-compression","manual_kb_tag-server-push","manual_kb_tag-persistent-connections"],"_links":{"self":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/994","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb"}],"about":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/types\/manual_kb"}],"author":[{"embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":3,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/994\/revisions"}],"predecessor-version":[{"id":4765,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/994\/revisions\/4765"}],"wp:attachment":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/media?parent=994"}],"wp:term":[{"taxonomy":"manualknowledgebasecat","embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manualknowledgebasecat?post=994"},{"taxonomy":"manual_kb_tag","embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb_tag?post=994"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}