{"id":52759,"date":"2019-11-16T00:00:00","date_gmt":"2019-11-15T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/reliz-nncp-5-0-0-utilit-dlya-peredachi-fajlov-pochty-v-rezhime-store-and-forward"},"modified":"2020-02-18T14:00:33","modified_gmt":"2020-02-18T11:00:33","slug":"reliz-nncp-5-0-0-utilit-dlya-peredachi-fajlov-pochty-v-rezhime-store-and-forward","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/reliz-nncp-5-0-0-utilit-dlya-peredachi-fajlov-pochty-v-rezhime-store-and-forward","title":{"rendered":"Udgivelse af NNCP 5.0.0, v\u00e6rkt\u00f8jer til fil-\/e-mailoverf\u00f8rsel i store-and-forward-tilstand","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/lists.cypherpunks.ru\/pipermail\/nncp-devel\/2019-November\/000084.html\">Har fundet sted<\/a><\/noindex> udgivelse <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Ob-utilitakh.html\">Node-to-Node kopi<\/a><\/noindex> (NNCP), en samling v\u00e6rkt\u00f8jer til sikker overf\u00f8rsel af filer, e-mails og kommandoer til udf\u00f8relse i <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Store_and_forward\">store-and-forward<\/a><\/noindex>. Underst\u00f8tter drift p\u00e5 POSIX-kompatible operativsystemer. V\u00e6rkt\u00f8jerne er skrevet i Go og distribueres under GPLv3-licensen.<\/p>\n<p>V\u00e6rkt\u00f8jerne er designet til at hj\u00e6lpe med at opbygge sm\u00e5 peer-to-peer <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Friend-to-friend\">friend-to-friend<\/a><\/noindex> netv\u00e6rk (dusinvis af noder) med statisk routing til sikker overf\u00f8rsel af filer i fire-and-forget-tilstand, filanmodninger, e-mails og anmodninger om kommandoudf\u00f8relse. Alle overf\u00f8rte pakker <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Encrypted.html\">er krypteret<\/a><\/noindex> (slut-til-slut) og autentificeres eksplicit med kendte offentlige n\u00f8gler fra bekendte. Onion (som i Tor) kryptering anvendes til alle mellemliggende pakker. Hver node kan fungere b\u00e5de som klient og server og anvende b\u00e5de push og poll adf\u00e6rd.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Sravnenie.html\">Forskellen<\/a><\/noindex> NNCP fra l\u00f8sningerne <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Uucp\">UUCP<\/a><\/noindex> og <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/FTN\">FTN<\/a><\/noindex> (FidoNet Technology Network), udover den f\u00f8rn\u00e6vnte kryptering og autentificering, er underst\u00f8ttelse af netv\u00e6rk <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A4%D0%BB%D0%BE%D0%BF%D0%BF%D0%B8%D0%BD%D0%B5%D1%82\">floppynet<\/a><\/noindex> og computere, der er fysisk isolerede (<noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%92%D0%BE%D0%B7%D0%B4%D1%83%D1%88%D0%BD%D1%8B%D0%B9_%D0%B7%D0%B0%D0%B7%D0%BE%D1%80_(%D1%81%D0%B5%D1%82%D0%B8_%D0%BF%D0%B5%D1%80%D0%B5%D0%B4%D0%B0%D1%87%D0%B8_%D0%B4%D0%B0%D0%BD%D0%BD%D1%8B%D1%85)\">air-gapped<\/a><\/noindex>) fra usikre lokale og offentlige netv\u00e6rk. En anden egenskab ved NNCP er den lette integration (som med UUCP) med eksisterende mailservere som Postfix og Exim.<\/p>\n<p>Blandt de mulige anvendelsesomr\u00e5der for NNCP <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Scenarii.html\">bem\u00e6rket<\/a><\/noindex> er ops\u00e6tning af sendning\/modtagelse af e-mails p\u00e5 enheder uden konstant internetforbindelse, overf\u00f8rsel af filer under ustabile netv\u00e6rksforhold, sikker overf\u00f8rsel af meget store datam\u00e6ngder p\u00e5 fysiske medier, oprettelse af isolerede datatransmissionsnetv\u00e6rk sikret mod MitM-angreb, omg\u00e5else af netv\u00e6rkscensur og overv\u00e5gning. Da n\u00f8glen til dekryptering kun findes hos modtageren, kan en tredje part ikke l\u00e6se indholdet, selvom de opsnapper forsendelsen. Samtidig g\u00f8r autentificeringen via digital underskrift det umuligt at danne en falsk forsendelse som om det var en anden afsender.<\/p>\n<p>Blandt nyhederne i NNCP 5.0.0, sammenlignet med <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48756\">den tidligere nyhed<\/a><\/noindex> (version 3.3), kan n\u00e6vnes:<\/p>\n<ul>\n<li class=\"l\"> Projektets licens er \u00e6ndret fra GPLv3+ til GPLv3-only p\u00e5 grund af mistillid til <noindex><a rel=\"nofollow\" href=\"https:\/\/www.fsf.org\/\">Free Software Foundation<\/a><\/noindex> efter <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/ar.shtml?num=51498\">Richard Stallmans fratr\u00e6den fra den;<\/a><\/noindex> Der anvendes fuldt ud\n<li class=\"l\"> AEAD <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/AEAD-%D1%80%D0%B5%D0%B6%D0%B8%D0%BC_%D0%B1%D0%BB%D0%BE%D1%87%D0%BD%D0%BE%D0%B3%D0%BE_%D1%88%D0%B8%D1%84%D1%80%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F\">AEAD<\/a><\/noindex> ChaCha20-Poly135 kryptering i blokke p\u00e5 128 KiB. Dette muligg\u00f8r straks at autentificere data i krypterede pakker on-the-fly, i stedet for at fejle ved at l\u00e6se hele ciphertextet;\n<li class=\"l\"> Konfigurationsfilformatet er \u00e6ndret fra <noindex><a rel=\"nofollow\" href=\"https:\/\/yaml.org\/\">YAML<\/a><\/noindex> og f\u00e5 en fungerende kommando. <noindex><a rel=\"nofollow\" href=\"https:\/\/hjson.org\/\">Hjson<\/a><\/noindex>. Det sidste biblioteks format er v\u00e6sentligt enklere og mindre, mens det stadig er brugervenligt;\n<li class=\"l\"> zlib komprimeringsalgoritmen er blevet erstattet med <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Zstandard\">Zstandard<\/a><\/noindex>: betydelig stigning i komprimeringshastigheden med v\u00e6sentligt h\u00f8jere effektivitet;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/nncp_002dcall.html\">nncp-call<\/a><\/noindex> har f\u00e5et muligheden for at se disponible pakker (-list) p\u00e5 den fjerneste side uden at downloade dem. Samt mulighed for selektiv download af pakker (-pkts);\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/nncp_002ddaemon.html\">nncp-daemon<\/a><\/noindex> har f\u00e5et -inetd muligheden, som tillader den at starte under <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Inetd\">inetd<\/a><\/noindex> eller f.eks. via SSH;\n<li class=\"l\"> Online forbindelser kan ikke kun laves direkte over TCP, men ogs\u00e5 ved at kalde eksterne kommandoer og kommunikere via stdin\/stdout. For eksempel: nncp-call gw.stargrave.org \u00ab|ssh gw.stargrave.org nncp-daemon -inetd\u00bb;<\/li>\n<li class=\"l\"> Kommandernes venlighed overfor umask (ved brug af udvidede adgangsrettigheder som 666\/777) og muligheden for global indstilling af umask gennem <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Configuration.html\">konfigurationsfilen<\/a><\/noindex>, hvilket forenkler brugen af <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Shared-spool.html\">en f\u00e6lles spool-directory<\/a><\/noindex> blandt flere brugere;\n<li class=\"l\"> Fuld udnyttelse af systemet <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/golang\/go\/wiki\/Modules\">Go-moduler<\/a><\/noindex>.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Kilde: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51868\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 Node-to-Node copy (NNCP), \u043d\u0430\u0431\u043e\u0440\u0430 \u0443\u0442\u0438\u043b\u0438\u0442 \u0434\u043b\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0444\u0430\u0439\u043b\u043e\u0432, \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u043e\u0439 \u043f\u043e\u0447\u0442\u044b \u0438 \u043a\u043e\u043c\u0430\u043d\u0434 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0432 \u0440\u0435\u0436\u0438\u043c\u0435 store-and-forward. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u043d\u0430 POSIX-\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445. \u0423\u0442\u0438\u043b\u0438\u0442\u044b \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Go \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv3. \u0423\u0442\u0438\u043b\u0438\u0442\u044b \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043d\u0430 \u043f\u043e\u043c\u043e\u0449\u044c \u0432 \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u0438 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u043e\u0434\u043d\u043e\u0440\u0430\u043d\u0433\u043e\u0432\u044b\u0445 friend-to-friend \u0441\u0435\u0442\u0435\u0439 (\u0434\u044e\u0436\u0438\u043d\u044b \u0443\u0437\u043b\u043e\u0432) \u0441\u043e \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0434\u043b\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0438 \u0444\u0430\u0439\u043b\u043e\u0432 [&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-52759","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437\" \/>\n\t<meta name=\"robots\" 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