{"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\/es\/blog\/news\/reliz-nncp-5-0-0-utilit-dlya-peredachi-fajlov-pochty-v-rezhime-store-and-forward","title":{"rendered":"Lanzamiento de NNCP 5.0.0, una utilidad para la transferencia de archivos\/correos en modo store-and-forward","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\">Se realiz\u00f3<\/a><\/noindex> lanzamiento <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Ob-utilitakh.html\">Copia de Nodo a Nodo<\/a><\/noindex> (NNCP), un conjunto de utilidades para la transferencia segura de archivos, correo electr\u00f3nico y comandos a ejecutar en modo <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Store_and_forward\">store-and-forward<\/a><\/noindex>. Es compatible con sistemas operativos compatibles con POSIX. Las utilidades est\u00e1n escritas en el lenguaje Go y se distribuyen bajo la licencia GPLv3.<\/p>\n<p>Las utilidades est\u00e1n orientadas a ayudar en la construcci\u00f3n de peque\u00f1as redes peer-to-peer <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Friend-to-friend\">friend-to-friend<\/a><\/noindex> de (docenas de nodos) con enrutamiento est\u00e1tico para la transferencia segura de archivos en modo fire-and-forget, solicitudes de archivos, correos electr\u00f3nicos y solicitudes para ejecutar comandos. Todos los paquetes transmitidos <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Encrypted.html\">est\u00e1n cifrados<\/a><\/noindex> (end-to-end) y se autentican expl\u00edcitamente utilizando claves p\u00fablicas conocidas de contactos. El cifrado de cebolla (como en Tor) se aplica a todos los paquetes intermedios. Cada nodo puede actuar tanto como cliente como servidor y utilizar modelos de comportamiento tanto de push como de poll.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Sravnenie.html\">La diferencia<\/a><\/noindex> de NNCP respecto a las soluciones <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/Uucp\">UUCP<\/a><\/noindex> y <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/FTN\">FTN<\/a><\/noindex> (FidoNet Technology Network), adem\u00e1s del cifrado y autenticaci\u00f3n mencionados anteriormente, es el soporte inmediato para redes <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> y computadoras f\u00edsicamente aisladas (<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>) de redes locales y p\u00fablicas no seguras. Otra caracter\u00edstica de NNCP es la f\u00e1cil integraci\u00f3n (junto con UUCP) con los servidores de correo actuales, como Postfix y Exim.<\/p>\n<p>Entre las posibles aplicaciones de NNCP <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Scenarii.html\">se destaca<\/a><\/noindex> se incluye la organizaci\u00f3n de env\u00edo\/recepci\u00f3n de correos en dispositivos sin conexi\u00f3n permanente a Internet, transferencia de archivos en condiciones de conexi\u00f3n de red inestable, transmisi\u00f3n segura de grandes vol\u00famenes de datos a trav\u00e9s de medios f\u00edsicos, creaci\u00f3n de redes de transmisi\u00f3n de datos aisladas y protegidas contra ataques MitM, eludir la censura y vigilancia en la red. Dado que la clave para desencriptar se encuentra solo en el destinatario, independientemente de las rutas que toma el paquete a trav\u00e9s de la red o a trav\u00e9s de medios f\u00edsicos, un tercero no puede leer el contenido, incluso si intercepta el env\u00edo. A su vez, la autenticaci\u00f3n mediante firma digital evita la formaci\u00f3n de un env\u00edo falso haci\u00e9ndose pasar por otro remitente.<\/p>\n<p>Entre las novedades de NNCP 5.0.0, en comparaci\u00f3n con <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48756\">la anterior noticia<\/a><\/noindex> (versi\u00f3n 3.3), se pueden notar:<\/p>\n<ul>\n<li class=\"l\"> La licencia del proyecto ha cambiado de GPLv3+ a GPLv3-only, debido a la desconfianza hacia <noindex><a rel=\"nofollow\" href=\"https:\/\/www.fsf.org\/\">la Fundaci\u00f3n de Software Libre<\/a><\/noindex> despu\u00e9s de <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/ar.shtml?num=51498\">tras la salida<\/a><\/noindex> de Richard Stallman de la misma;\n<li class=\"l\"> Se utiliza un soporte completo <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> Cifrado ChaCha20-Poly135 en bloques de 128 KiB. Esto permite autenticar los datos en los paquetes cifrados en tiempo real, en lugar de generar un error al final de la lectura de todo el texto cifrado;\n<li class=\"l\"> El formato del archivo de configuraci\u00f3n ha cambiado de <noindex><a rel=\"nofollow\" href=\"https:\/\/yaml.org\/\">YAML<\/a><\/noindex> en <noindex><a rel=\"nofollow\" href=\"https:\/\/hjson.org\/\">Hjson<\/a><\/noindex>. La biblioteca de este \u00faltimo es significativamente m\u00e1s sencilla y menor en tama\u00f1o, con una facilidad de uso similar para el ser humano en la configuraci\u00f3n;\n<li class=\"l\"> El algoritmo de compresi\u00f3n zlib ha sido reemplazado por <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Zstandard\">Zstandard<\/a><\/noindex>: aumento significativo de la velocidad de compresi\u00f3n con una eficiencia mucho mayor;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/nncp_002dcall.html\">nncp-call<\/a><\/noindex> ha obtenido la opci\u00f3n de ver los paquetes disponibles (-list) en el lado remoto, sin descargarlos. Tambi\u00e9n permite la opci\u00f3n de descargar paquetes selectivamente (-pkts);\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/nncp_002ddaemon.html\">nncp-daemon<\/a><\/noindex> ha obtenido la opci\u00f3n -inetd, permitiendo que se ejecute bajo <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Inetd\">inetd<\/a><\/noindex> o, por ejemplo, a trav\u00e9s de SSH;\n<li class=\"l\"> Las conexiones en l\u00ednea se pueden realizar no solo directamente a trav\u00e9s de TCP, sino tambi\u00e9n llamando a comandos externos y comunic\u00e1ndose a trav\u00e9s de stdin\/stdout. Por ejemplo: nncp-call gw.stargrave.org \u00ab|ssh gw.stargrave.org nncp-daemon -inetd\u00bb;<\/li>\n<li class=\"l\"> La amabilidad de los comandos hacia umask (utilizando permisos extendidos como 666\/777) y la posibilidad de establecer umask globalmente a trav\u00e9s del <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Configuration.html\">archivo de configuraci\u00f3n<\/a><\/noindex>, facilitando el uso de <noindex><a rel=\"nofollow\" href=\"http:\/\/www.nncpgo.org\/Shared-spool.html\">un directorio spool compartido<\/a><\/noindex> entre varios usuarios;\n<li class=\"l\"> El uso completo del sistema <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/golang\/go\/wiki\/Modules\">m\u00f3dulos de Go<\/a><\/noindex>.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <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 5.0.2 - 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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