{"id":121475,"date":"2025-01-25T03:46:07","date_gmt":"2025-01-25T01:46:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-imap-server-dovecot-2-4-0"},"modified":"2025-01-25T03:46:07","modified_gmt":"2025-01-25T01:46:07","slug":"dostupen-imap-server-dovecot-2-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/dostupen-imap-server-dovecot-2-4-0","title":{"rendered":"IMAP-serveren Dovecot 2.4.0 er tilgjengelig","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Sju \u00e5r etter lanseringen av versjon 2.3.0, er en ny gren av den plattformuavhengige IMAP-serveren Dovecot 2.4.0 blitt presentert, som st\u00f8tter protokoller som POP3 og IMAP4rev1 med popul\u00e6re utvidelser som SORT, THREAD, MULTIAPPEND, QUOTA, ACL, COMPRESS, NOTIFY, METADATA og IDLE, samt autentiserings- og krypteringsmekanismer (SASL, TLS, SCRAM, XOAUTH2). Dovecot opprettholder full kompatibilitet med klassiske mbox og Maildir, ved \u00e5 bruke eksterne indekser for \u00e5 forbedre ytelsen. For \u00e5 utvide funksjonaliteten kan det brukes plugins, som realiserer muligheter som kvoter, ACL, push-varsler, fulltekstss\u00f8k og virtuelle postkasser. Prosjektkoden distribueres under lisensene LGPL og MIT.      <\/p>\n<p>Hovedendringer:  <\/p>\n<ul>\n<li class=\"l\"> Det er gjort endringer som bryter med bakoverkompatibilitet med konfigurasjonen brukt i versjon 2.3.x. For eksempel er det innf\u00f8rt ny syntaks for variabelutvidelse (&#171;%{local_port}&#187; i stedet for &#171;%a&#187; osv.) og modifikatorer (&#171;%{user | md5 | hexlify(1)}&#187; i stedet for &#171;%1Mu&#187; osv.), og det er n\u00e5 obligatorisk \u00e5 oppgi navn i passdb- og userdb-seksjoner. Mange innstillinger er omd\u00f8pt, og innstillinger for kvoter er flyttet til en egen seksjon.\n<li class=\"l\"> Eksperimentell st\u00f8tte for SMTPUTF8-utvidelsen (RFC 6531) og &#171;IMAP UTF8=ACCEPT&#187;-modus er lagt til, noe som gj\u00f8r det mulig \u00e5 bruke nasjonale alfabettegn i e-postadresser, vertsnavn, postkassenavn og emner. For \u00e5 aktivere dette, kreves en bygging med alternativet &#171;&#8212;enable-experimental-mail-utf8&#187; under p\u00e5kallelsen av configure-skriptet, samt \u00e5 sette innstillingen &#171;mail_utf8_extensions=yes&#187;.\n<li class=\"l\"> St\u00f8tte for ARGON2 passordhash-skjemaet, SASL-algoritmene SCRAM-SHA-1 og SCRAM-SHA-256, samt elliptiske kurver X25519 og X448 er lagt til.\n<li class=\"l\"> I LDAP-autentiseringsdriveren er det lagt til st\u00f8tte for attributter med flere verdier (multi-value).\n<li class=\"l\"> Det er lagt til st\u00f8tte for TLS-utvidelsen Channel Bindings.\n<li class=\"l\"> Ved autentisering er muligheten for \u00e5 ta hensyn til JA3-hashene implementert, som gj\u00f8r det mulig \u00e5 identifisere programvaren som brukes til \u00e5 etablere forbindelsen basert p\u00e5 spesifikasjoner i tilkoblingsparametrene.\n<li class=\"l\"> En ny fulltekst s\u00f8ke-plugin, fts-flatcurve, er lagt til, som bruker Xapian-motoren.\n<li class=\"l\"> I IMAP er det lagt til st\u00f8tte for returkoden INPROGRESS (RFC 9585), gjennom hvilken man kan sende varsler om fremdriften av langvarige operasjoner.\n<li class=\"l\"> Det er implementert DNS-klient og HTTP-klient i lib-lua.\n<li class=\"l\"> Det er lagt til st\u00f8tte for SCRAM-SHA-mekanismer i lib-sasl.\n<li class=\"l\"> St\u00f8tte for SNI (Server Name Indication) er lagt til i lmtp, noe som gj\u00f8r det mulig \u00e5 knytte innstillinger til navnet. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/no\/server\/dts-los-angeles\/\"   title=\"serveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3883\">serveren<\/a>, informasjon som overf\u00f8res i klartekst i TLS-\u00f8kten.\n<li class=\"l\"> SQLite-driveren har f\u00e5tt st\u00f8tte for journalf\u00f8ringsmodus for transaksjoner (WAL &#8212; Write-Ahead Logging).\n<li class=\"l\"> Automatisk aktivering av IMAP-utvidelsen COMPRESS for datakompresjon som sendes via tilkoblingen til IMAP-serveren er sikret.\n<li class=\"l\"> Innstillingen auth_internal_failure_delay er lagt til, som definerer forsinkelsen f\u00f8r klienten f\u00e5r svar ved autentiseringsfeil p\u00e5 grunn av intern feil.\n<li class=\"l\"> Innstillingen fts_message_max_size er lagt til, som angir maksimal st\u00f8rrelse p\u00e5 e-postinnholdet som indekseres av fullteksts\u00f8kemotoren.\n<li class=\"l\"> Innstillingen login_socket_path er lagt til, som angir banen til sokkelen som brukes av innloggingsprosessene.\n<li class=\"l\"> Innstillingen quota_mailbox_count er lagt til, som angir det maksimalt tillatte antallet opprettede postkasser.\n<li class=\"l\"> Innstillingen quota_mailbox_message_count er lagt til, som angir det maksimalt tillatte antallet meldinger i en enkelt postkasse.\n<li class=\"l\"> Innstillingen submission_add_received_header er lagt til, som styrer tillegg av &#171;Received:&#187;-headeren til e-poster (kan brukes for \u00e5 skjule informasjon om avsenderen).\n<li class=\"l\"> Innstillingen cassandra_log_retries er lagt til for \u00e5 styre logging av feil ved gjentatte foresp\u00f8rsel til Apache Cassandra.\n<li class=\"l\"> Innstillingen acl_global_path er erkl\u00e6rt utdatert (st\u00f8tte for globale filer og kataloger med ACL er avsluttet).\n<li class=\"l\"> St\u00f8tten for fulltekstindekserere fts-lucene og fts-squat er avsluttet (flyttet til plugins), verkt\u00f8yet dsync (erstattet med doveadm sync), IMAP-kommandoene SETQUOTA og innstillingen set_quota, Dovecot Director-arkitekturen, replicator (anbefales \u00e5 bruke NFS), Sieve-utvidelsene notify, imapflags og vnd.dovecot.duplicate.\n<li class=\"l\"> Lua Authentication Database har erstattet sjekkpassord, passdb og userdb for autentiseringsdata.\n<li class=\"l\"> St\u00f8tten for pluginene zlib, listescape, old-stats og mailbox-alias er avsluttet.\n<li class=\"l\"> St\u00f8tten for Memcached-driveren er avsluttet, det anbefales \u00e5 bruke Redis-driveren i stedet.\n<li class=\"l\"> St\u00f8tten for shadow-driveren er avsluttet, det anbefales \u00e5 bruke en PAM-basert autentiseringsdatabase i stedet.\n<li class=\"l\"> St\u00f8tten for Berkeley DB i dict_db_config er avsluttet.\n<li class=\"l\"> St\u00f8tten for usikre passordhash-algoritmer er deaktivert som standard (for \u00e5 aktivere igjen, bruk parameteren auth_allow_weak_schemes).\n<li class=\"l\"> St\u00f8tten for OpenSSL-versjoner f\u00f8r 1.0.2 er avsluttet.      <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62611\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c \u043b\u0435\u0442 \u043f\u043e\u0441\u043b\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0438 2.3.0 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e IMAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Dovecot 2.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b POP3 \u0438 IMAP4rev1 \u0441 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u043c\u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a SORT, THREAD, MULTIAPPEND, QUOTA, ACL, COMPRESS, NOTIFY, METADATA \u0438 IDLE, \u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430\u043c\u0438 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0438 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f (SASL, TLS, SCRAM, XOAUTH2). Dovecot \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u0442 \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441 \u043a\u043b\u0430\u0441\u0441\u0438\u0447\u0435\u0441\u043a\u0438\u043c\u0438 mbox \u0438 Maildir, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044f \u0432\u043d\u0435\u0448\u043d\u0438\u0435 \u0438\u043d\u0434\u0435\u043a\u0441\u044b [&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-121475","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c \u043b\u0435\u0442 \u043f\u043e\u0441\u043b\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0438 2.3.0 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e IMAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Dovecot 2.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b POP3 \u0438 IMAP4rev1 \u0441 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u043c\u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a SORT, THREAD.\" \/>\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\/no\/blog\/news\/dostupen-imap-server-dovecot-2-4-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.5\" \/>\n\t\t<meta property=\"og:locale\" content=\"nn_NO\" \/>\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\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d IMAP-\u0441\u0435\u0440\u0432\u0435\u0440 Dovecot 2.4.0 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c \u043b\u0435\u0442 \u043f\u043e\u0441\u043b\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0438 2.3.0 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e IMAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Dovecot 2.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b POP3 \u0438 IMAP4rev1 \u0441 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u043c\u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a SORT, THREAD.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/no\/blog\/news\/dostupen-imap-server-dovecot-2-4-0\" \/>\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=\"2025-01-25T01:46:07+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-01-25T01:46:07+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\udd47IMAP-server Dovecot 2.4.0 tilgjengelig | ProHoster","description":"Sju \u00e5r etter at versjon 2.3.0 ble lansert, er den nye grenen av den flermaskin IMAP-serveren Dovecot 2.4.0 n\u00e5 tilgjengelig. Den st\u00f8tter protokollene POP3 og IMAP4rev1 med popul\u00e6re utvidelser som SORT og THREAD.","canonical_url":"https:\/\/prohoster.info\/no\/blog\/news\/dostupen-imap-server-dovecot-2-4-0","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"nn_NO","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\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d IMAP-\u0441\u0435\u0440\u0432\u0435\u0440 Dovecot 2.4.0 | ProHoster","og:description":"\u0421\u043f\u0443\u0441\u0442\u044f \u0441\u0435\u043c\u044c \u043b\u0435\u0442 \u043f\u043e\u0441\u043b\u0435 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0435\u0440\u0441\u0438\u0438 2.3.0 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0442\u043a\u0430 \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e IMAP-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 Dovecot 2.4.0, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u044b POP3 \u0438 IMAP4rev1 \u0441 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u043c\u0438 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f\u043c\u0438, \u0442\u0430\u043a\u0438\u043c\u0438 \u043a\u0430\u043a SORT, THREAD.","og:url":"https:\/\/prohoster.info\/no\/blog\/news\/dostupen-imap-server-dovecot-2-4-0","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":"2025-01-25T01:46:07+00:00","article:modified_time":"2025-01-25T01:46:07+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"121475","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":"default","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":"2026-02-22 15:49:11","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2026-01-23 09:58:20","updated":"2026-02-22 15:49:11","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/posts\/121475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/comments?post=121475"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/posts\/121475\/revisions"}],"predecessor-version":[{"id":162411,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/posts\/121475\/revisions\/162411"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/media?parent=121475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/categories?post=121475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/no\/wp-json\/wp\/v2\/tags?post=121475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}