{"id":53759,"date":"2019-12-09T00:00:00","date_gmt":"2019-12-08T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/novaya-versiya-pochtovogo-servera-exim-4-93"},"modified":"2020-02-18T14:01:41","modified_gmt":"2020-02-18T11:01:41","slug":"novaya-versiya-pochtovogo-servera-exim-4-93","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/novaya-versiya-pochtovogo-servera-exim-4-93","title":{"rendered":"Nuova versione del server di posta Exim 4.93","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dopo 10 mesi di sviluppo <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Exim\/exim\/releases\/tag\/exim-4.93\">si \u00e8 svolto<\/a><\/noindex> rilascio del server di posta <noindex><a rel=\"nofollow\" href=\"http:\/\/exim.org\/\">Exim 4.93<\/a><\/noindex>, che include le correzioni accumulate e nuove funzionalit\u00e0. In conformit\u00e0 con il <noindex><a rel=\"nofollow\" href=\"http:\/\/www.securityspace.com\/s_survey\/data\/man.201911\/mxsurvey.html\">sondaggio automatizzato<\/a><\/noindex> Circa un milione di server di posta, con Exim che detiene il 56,90% (un anno fa 56,56%), Postfix utilizzato sul 34,98% (33,79%) dei server di posta, Sendmail \u2014 3,90% (5,59%), Microsoft Exchange \u2014 0,51% (0,85%). <\/p>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/git.exim.org\/exim.git\/blob_plain\/HEAD:\/doc\/doc-txt\/ChangeLog\">Principali<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/git.exim.org\/exim.git\/blob_plain\/HEAD:\/doc\/doc-txt\/NewStuff\">cambiamenti<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Supporto per autenticatori esterni (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc4422#appendix-A\">RFC 4422<\/a><\/noindex>). Con il comando \u00abSASL EXTERNAL\u00bb, il client pu\u00f2 informare il server dell'uso delle credenziali di autenticazione fornite tramite servizi esterni, come IP Security (RFC4301) e TLS;\n<li class=\"l\"> \u00c8 stata aggiunta la possibilit\u00e0 di utilizzare il formato JSON per controlli lookup. Sono state anche aggiunte opzioni di maschere condizionali \u00abforall\u00bb e \u00abany\u00bb che utilizzano JSON.\n<li class=\"l\"> Aggiunte le variabili $tls_in_cipher_std e $tls_out_cipher_std, contenenti i nomi dei set di cifratura, corrispondenti alle denominazioni dell'RFC.\n<li class=\"l\"> Aggiunti nuovi flag per gestire il riflesso dell'identificativo dei messaggi nel log (definiti tramite la configurazione  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.exim.org\/exim-html-current\/doc\/html\/spec_html\/ch-log_files.html\">log_selector<\/a><\/noindex>): \u00abmsg_id\u00bb (incluso per impostazione predefinita) con l'identificativo del messaggio e \u00abmsg_id_created\u00bb con l'identificativo generato per il nuovo messaggio.\n<li class=\"l\"> In modalit\u00e0 \u00abverify=not_blind\u00bb \u00e8 stato aggiunto il supporto per l'opzione \u00abcase_insensitive\u00bb per ignorare la distinzione tra maiuscole e minuscole durante il controllo.\n<li class=\"l\"> Aggiunta l'opzione sperimentale EXPERIMENTAL_TLS_RESUME, che consente di riprendere una connessione TLS interrotta in precedenza.\n<li class=\"l\"> Aggiunta l'opzione exim_version per sovrascrivere la stringa del numero di versione di Exim, visualizzata in vari luoghi e trasmessa tramite le variabili $exim_version e $version_number.\n<li class=\"l\"> Aggiunti i modelli dell'operatore ${sha2_N:} per N=256, 384, 512.\n<li class=\"l\"> Implementate le variabili \u00ab$r_\u2026\u00bb, impostate dalle opzioni di routing e disponibili per l'uso nella presa di decisioni di routing e selezione del trasporto.\n<li class=\"l\"> Nelle query lookup SPF \u00e8 stata aggiunta la supporto per IPv6.\n<li class=\"l\"> Eseguendo controlli tramite DKIM \u00e8 stata aggiunta la possibilit\u00e0 di filtrare per tipi di chiavi e hash.\n<li class=\"l\">  Utilizzando TLS 1.3 \u00e8 stata garantita la supporto per l'estensione del protocollo OCSP (Online Certificate Status Protocol) per <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/OCSP_stapling\">verifica<\/a><\/noindex> stato di revoca del certificato.\n<li class=\"l\"> Aggiunto l'evento \u00absmtp:ehlo\u00bb per monitorare l'elenco delle funzionalit\u00e0 fornite dalla parte remota.\n<li class=\"l\"> Aggiunta un'opzione della riga di comando per spostare i messaggi da una coda nominata a un'altra.\n<li class=\"l\"> Aggiunte variabili con le versioni TLS per le richieste in entrata e in uscita \u2014 $tls_in_ver e $tls_out_ver.\n<li class=\"l\"> Utilizzando OpenSSL, \u00e8 stata aggiunta la funzione di scrittura di file con chiavi in formato NSS per la decodifica dei pacchetti di rete intercettati. Il nome del file \u00e8 specificato tramite la variabile d'ambiente SSLKEYLOGFILE. Quando compilato con GnuTLS, funzionalit\u00e0 simili sono fornite da GnuTLS, ma richiedono l'uso dei privilegi di root.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51995\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 10 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 Exim 4.93, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432\u043d\u0435\u0441\u0435\u043d\u044b \u043d\u0430\u043a\u043e\u043f\u0438\u0432\u0448\u0438\u0435\u0441\u044f \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u044b \u043d\u043e\u0432\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438. \u0412 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441 \u043d\u043e\u044f\u0431\u0440\u044c\u0441\u043a\u0438\u043c \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043e\u043f\u0440\u043e\u0441\u043e\u043c \u043e\u043a\u043e\u043b\u043e \u043c\u0438\u043b\u043b\u0438\u043e\u043d\u0430 \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432, \u0434\u043e\u043b\u044f Exim \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 56.90% (\u0433\u043e\u0434 \u043d\u0430\u0437\u0430\u0434 56.56%), Postfix \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043d\u0430 34.98% (33.79%) \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432, Sendmail &#8212; 3.90% (5.59%), Microsoft Exchange &#8212; 0.51% (0.85%). \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 [&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-53759","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=\"\u041f\u043e\u0441\u043b\u0435 10 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 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