{"id":96270,"date":"2020-10-10T01:42:13","date_gmt":"2020-10-09T23:42:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-ntp-serverov-ntpsec-1-2-0-i-shrony-4-0-s-podderzhkoj-zashhishhyonnogo-protokola-nts"},"modified":"2020-10-10T01:42:13","modified_gmt":"2020-10-09T23:42:13","slug":"vypusk-ntp-serverov-ntpsec-1-2-0-i-shrony-4-0-s-podderzhkoj-zashhishhyonnogo-protokola-nts","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/vypusk-ntp-serverov-ntpsec-1-2-0-i-shrony-4-0-s-podderzhkoj-zashhishhyonnogo-protokola-nts","title":{"rendered":"L\u00ebshimi i server\u00ebve NTP NTPsec 1.2.0 dhe Chrony 4.0 me mb\u00ebshtetje p\u00ebr protokollin e sigurt NTS","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Komiteti IETF (Internet Engineering Task Force), i angazhuar n\u00eb zhvillimin e protokolleve dhe arkitektur\u00ebs s\u00eb internetit, p\u00ebrfundoi<\/a><\/noindex> formimi i RFC p\u00ebr protokollin NTS (Siguria e Koha mbi Rrjet) dhe publikimi i specifikacionit t\u00eb lidhur me t\u00eb me identifikuesin RFC 8915<\/a><\/noindex>. RFC fitoi statusin 'Standart i Propozuar', pas s\u00eb cil\u00ebs do t\u00eb filloj\u00eb puna p\u00ebr t'i dh\u00ebn\u00eb RFC statusin e standardit t\u00eb projektit (Draft Standard), q\u00eb faktikisht do t\u00eb thot\u00eb stabilizimin e plot\u00eb t\u00eb protokollit dhe marrjen parasysh t\u00eb t\u00eb gjitha komenteve t\u00eb shprehura. <\/p>\n

Standardizimi i NTS \u00ebsht\u00eb nj\u00eb hap i r\u00ebnd\u00ebsish\u00ebm p\u00ebr t\u00eb rritur sigurin\u00eb e sh\u00ebrbimeve q\u00eb sinkronizojn\u00eb koh\u00ebn e sakt\u00eb dhe p\u00ebr t\u00eb mbrojtur p\u00ebrdoruesit nga sulmet q\u00eb imitojn\u00eb serverin NTP me t\u00eb cilin lidhet klienti. Manipulimet e kriminel\u00ebve, t\u00eb lidhura me p\u00ebrcaktimin e koh\u00ebs s\u00eb gabuar, mund t\u00eb p\u00ebrdoren p\u00ebr t\u00eb d\u00ebmtuar sigurin\u00eb e protokolleve t\u00eb tjera q\u00eb mb\u00ebshteten n\u00eb koh\u00eb, si\u00e7 \u00ebsht\u00eb TLS. P\u00ebr shembull, ndryshimi i koh\u00ebs mund t\u00eb \u00e7oj\u00eb n\u00eb nj\u00eb interpretim t\u00eb gabuar t\u00eb t\u00eb dh\u00ebnave mbi veprimin e certifikatave TLS. Deri tani, NTP dhe enkriptimi simetrik i kanaleve t\u00eb komunikimit nuk kan\u00eb mund\u00ebsuar garantimin q\u00eb klienti po interakton me serverin NTP t\u00eb synuar dhe jo me at\u00eb t\u00eb falsifikuar, dhe autentifikimi n\u00ebp\u00ebrmjet \u00e7el\u00ebsave nuk ka marr\u00eb shum\u00eb r\u00ebnd\u00ebsi p\u00ebr shkak se \u00ebsht\u00eb shum\u00eb e komplikuar p\u00ebr tu konfigurua.<\/p>\n

NTS p\u00ebrdor elemente t\u00eb infrastruktur\u00ebs s\u00eb \u00e7el\u00ebsave publik (PKI) dhe lejon p\u00ebrdorimin e TLS dhe enkriptimi t\u00eb autentikuar AEAD (Enkriptimi i Autentikuar me T\u00eb Dh\u00ebnat e Asociuara) p\u00ebr mbrojtjen kriptografike t\u00eb nd\u00ebrveprimit midis klientit dhe serverit p\u00ebrmes protokollit NTP (Protokolli i Koh\u00ebs mbi Rrjet). NTS p\u00ebrfshin dy protokolle t\u00eb ve\u00e7anta: NTS-KE (NTS Establimenti i \u00c7el\u00ebsave p\u00ebr trajtimin e autentifikimit fillestar dhe negociat\u00ebn e \u00e7el\u00ebsave mbi TLS) dhe NTS-EF (Fushat Shtes\u00eb t\u00eb NTS, p\u00ebrgjegj\u00ebse p\u00ebr enkriptimin dhe autentifikimin e seanc\u00ebs s\u00eb sinkronizimit t\u00eb koh\u00ebs). NTS shton disa fusha t\u00eb zgjeruara n\u00eb paketat NTP dhe ruan t\u00eb gjitha informacionet mbi gjendjen vet\u00ebm n\u00eb an\u00ebn e klientit, duke p\u00ebrdorur nj\u00eb mekaniz\u00ebm transmetimi t\u00eb cookie-ve. P\u00ebr trajtimin e lidhjeve p\u00ebrmes protokollit NTS \u00ebsht\u00eb p\u00ebrcaktuar porta rrjetore 4460.<\/p>\n

\"L\u00ebshimi<\/a><\/noindex><\/center><\/p>\n

Implementimet e para t\u00eb standardizuar t\u00eb NTS jan\u00eb propozuar n\u00eb versionet e publikuara s\u00eb fundmi NTPsec 1.2.0<\/a><\/noindex> dhe \u0421hrony 4.0<\/a><\/noindex>. \u0421hrony<\/a><\/noindex> siguron nj\u00eb implementim t\u00eb pavarur t\u00eb klientit dhe serverit NTP, i cili p\u00ebrdoret p\u00ebr sinkronizimin e sakt\u00eb t\u00eb koh\u00ebs n\u00eb shp\u00ebrndarje t\u00eb ndryshme t\u00eb Linux, p\u00ebrfshir\u00eb Fedora, Ubuntu, SUSE\/openSUSE dhe RHEL\/CentOS. NTPsec<\/a><\/noindex> po zhvillohet<\/a><\/noindex> n\u00ebn drejtimin e Eric Raymond (Eric S. Raymond) dhe \u00ebsht\u00eb nj\u00eb fork i implementimit referenc\u00eb t\u00eb protokollit NTPv4 (NTP Classic 4.3.34), i fokusuara n\u00eb rishikimin e baz\u00ebs s\u00eb kodit p\u00ebr t\u00eb rritur sigurin\u00eb (jan\u00eb b\u00ebr\u00eb pastrime nga kodi i vjet\u00ebr, jan\u00eb p\u00ebrdorur metoda p\u00ebr t\u00eb parandaluar sulmet dhe funksione t\u00eb sigurta p\u00ebr pun\u00ebn me kujtes\u00ebn dhe stringje).<\/p>\n

<\/a><\/noindex><\/p>\n

Burimi: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u0438\u0442\u0435\u0442 IETF (Internet Engineering Task Force), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430, \u0437\u0430\u0432\u0435\u0440\u0448\u0438\u043b \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 RFC \u0434\u043b\u044f \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 NTS (Network Time Security) \u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0443\u044e \u0441 \u043d\u0438\u043c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u043f\u043e\u0434 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u043e\u043c RFC 8915. RFC \u043f\u043e\u043b\u0443\u0447\u0438\u043b \u0441\u0442\u0430\u0442\u0443\u0441 «\u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430», \u043f\u043e\u0441\u043b\u0435 \u0447\u0435\u0433\u043e \u043d\u0430\u0447\u043d\u0451\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u043f\u043e \u043f\u0440\u0438\u0434\u0430\u043d\u0438\u044e RFC \u0441\u0442\u0430\u0442\u0443\u0441\u0430 \u0447\u0435\u0440\u043d\u043e\u0432\u043e\u0433\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 (Draft Standard), \u0444\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043e\u0437\u043d\u0430\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 \u0438 \u0443\u0447\u0451\u0442 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":96271,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-96270","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47L\u00ebshimi i server\u00ebve NTP NTPsec 1.2.0 dhe Chrony 4.0 me mb\u00ebshtetje p\u00ebr protokollin e sigurt NTS | ProHoster","description":"Komiteti IETF (Internet Engineering Task Force), i angazhuar n\u00eb zhvillimin e protokolleve dhe arkitektur\u00ebs s\u00eb internetit, ka p\u00ebrfunduar formimin e RFC p\u00ebr protokollin NTS (Network Time Security) dhe ka publikuar specifikimin p\u00ebrkat\u00ebs me identifikuesin RFC 8915. 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