{"id":123601,"date":"2025-04-19T09:05:08","date_gmt":"2025-04-19T07:05:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-ntp-servera-ntpsec-1-2-4"},"modified":"2025-04-19T09:05:08","modified_gmt":"2025-04-19T07:05:08","slug":"vypusk-ntp-servera-ntpsec-1-2-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-ntp-servera-ntpsec-1-2-4","title":{"rendered":"NTP-szerver NTPsec 1.2.4 kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>T\u00f6bb mint egy \u00e9v fejleszt\u00e9s ut\u00e1n megjelent az NTPsec 1.2.4 pontos id\u0151szinkron szerviz. A projekt az NTPv4 protokoll referencia-implement\u00e1ci\u00f3j\u00e1b\u00f3l (NTP Classic 4.3.34) k\u00e9sz\u00fclt fork, amelynek c\u00e9lja a k\u00f3dalap \u00e1tdolgoz\u00e1sa a biztons\u00e1g jav\u00edt\u00e1sa \u00e9rdek\u00e9ben. Az NTPsec forr\u00e1sk\u00f3dja BSD, MIT \u00e9s NTP licencek alatt terjesztend\u0151.    <\/p>\n<p>Az NTPsec Eric Raymond ir\u00e1ny\u00edt\u00e1sa alatt fejl\u0151dik, az eredeti NTP Classic n\u00e9h\u00e1ny fejleszt\u0151je, a Hewlett Packard \u00e9s az Akamai Technologies m\u00e9rn\u00f6kei, valamint a GPSD \u00e9s RTEMS projektek r\u00e9szv\u00e9tel\u00e9vel. A NTP Classic-hoz k\u00e9pest kiemelked\u0151 k\u00fcl\u00f6nbs\u00e9g a NTS (Network Time Security) protokoll t\u00e1mogat\u00e1s\u00e1nak hozz\u00e1ad\u00e1sa, a k\u00f3dalap m\u00e9ret\u00e9nek t\u00f6bb mint a fel\u00e9re cs\u00f6kkent\u00e9se (elavult funkci\u00f3k \u00e9s nem aktu\u00e1lis platformok elt\u00e1vol\u00edt\u00e1s\u00e1val), az offline \u00fczemm\u00f3d megval\u00f3s\u00edt\u00e1sa, t\u00e1mad\u00e1smegel\u0151z\u0151 m\u00f3dszerek alkalmaz\u00e1sa (p\u00e9ld\u00e1ul rendszerh\u00edv\u00e1sok sz\u0171r\u00e9se), valamint biztons\u00e1gos mem\u00f3ria- \u00e9s stringkezel\u0151 funkci\u00f3k haszn\u00e1lata.        <\/p>\n<p>Az \u00faj verzi\u00f3ban:  <\/p>\n<ul>\n<li class=\"l\"> Hozz\u00e1adva az \u201eextra port xxxx\u201d be\u00e1ll\u00edt\u00e1s, amely lehet\u0151v\u00e9 teszi a k\u00e9r\u00e9sek fogad\u00e1s\u00e1t egy tov\u00e1bbi h\u00e1l\u00f3zati porton, a f\u0151 port mellett, amelyet a \u201ents port xxxx\u201d seg\u00edts\u00e9g\u00e9vel lehet be\u00e1ll\u00edtani. A kieg\u00e9sz\u00edt\u0151 port hasznos lehet az olyan k\u00fcls\u0151 NTP-szerverekhez val\u00f3 hozz\u00e1f\u00e9r\u00e9s blokkol\u00e1s\u00e1nak megker\u00fcl\u00e9s\u00e9re, amelyeket a t\u0171zfalak be\u00e1ll\u00edtottak.\n<li class=\"l\"> T\u00e1mogat\u00e1s ker\u00fclt hozz\u00e1ad\u00e1sra armhf architekt\u00far\u00e1val rendelkez\u0151 Linux rendszerekhez.\n<li class=\"l\"> Az ntpd FIPS \u00fczemm\u00f3dban val\u00f3 m\u0171k\u00f6d\u00e9s\u00e9t biztos\u00edt\u00f3 t\u00e1mogat\u00e1s megval\u00f3sult.\n<li class=\"l\"> A Waf build rendszer friss\u00edtve lett a 2.1.4-es verzi\u00f3ra. Debian alatt a Pythonban \u00edrt eszk\u00f6z\u00f6k, mint az ntpq \u00e9s az ntpmon, mostant\u00f3l a \u201e\/usr\/local\/lib\/python3.xx\/site-packages\u201d k\u00f6nyvt\u00e1rba telep\u00fclnek, nem pedig a \u201e\/usr\/local\/lib\/python3.xx\/dist-packages\u201d k\u00f6nyvt\u00e1rba. A \u201ewaf install\u201d parancsba be\u00e9p\u00fclt az install\u00e1lt v\u00e9grehajthat\u00f3 f\u00e1jlok tesztel\u00e9se, \u00e9s a \u201ewaf configure --enable-Werror\u201d parancson kereszt\u00fcl most m\u00e1r lehet\u0151s\u00e9g van a ford\u00edt\u00f3 figyelmeztet\u00e9seinek hib\u00e1kk\u00e9nt val\u00f3 kezel\u00e9s\u00e9re.\n<li class=\"l\"> A minim\u00e1lis Python verzi\u00f3k\u00e9nt a 2.7 kiad\u00e1s van megjel\u00f6lve. A Python 2 t\u00e1mogat\u00e1s\u00e1t a k\u00f6vetkez\u0151 verzi\u00f3ban tervezem megsz\u00fcntetni.\n<li class=\"l\"> Alap\u00e9rtelmez\u00e9s szerint alkalmazva lett a \u201e--disable-fuzz\u201d opci\u00f3, amely letiltja a \u201eClock fuzzing\u201d mechanizmust (milliszekundumos v\u00e9letlenszer\u0171 elt\u00e9r\u00e9sek bevezet\u00e9s\u00e9t az \u00fcgyfeleknek adott id\u0151ben, amelyek nem befoly\u00e1solj\u00e1k a teljes pontoss\u00e1got, de nem teszik lehet\u0151v\u00e9 a t\u00e1mad\u00f3k sz\u00e1m\u00e1ra, hogy el\u0151re megj\u00f3solj\u00e1k a t\u00e9nyleges id\u0151\u00e9rt\u00e9ket).\n<li class=\"l\"> Elt\u00e1vol\u00edt\u00e1sra ker\u00fcltek a broadcast \u00e9s multicast \u00fczemm\u00f3dokkal kapcsolatos k\u00f3dmaradv\u00e1nyok.\n<li class=\"l\"> Az ntpdig-hez hozz\u00e1adva lett egy lehet\u0151s\u00e9g, amely lehet\u0151v\u00e9 teszi a megadott c\u00edmhez val\u00f3 k\u00f6t\u0151d\u00e9st. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/lir\/ipv4\/\"   title=\"IP-c\u00edm alapj\u00e1n hat\u00e1rozza meg a helyet\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"610\">IP-c\u00edm alapj\u00e1n hat\u00e1rozza meg a helyet<\/a>.\n<li class=\"l\"> Az NTS-KE konfigur\u00e1ci\u00f3ba \u00faj lehet\u0151s\u00e9g ker\u00fclt bevezet\u00e9sre a TLS titkos\u00edt\u00e1si algoritmusainak preferenci\u00e1lis list\u00e1j\u00e1nak be\u00e1ll\u00edt\u00e1s\u00e1hoz.\n<li class=\"l\"> Az ntp_adjtime helyett az ntp_gettime h\u00edv\u00e1s ker\u00fclt alkalmaz\u00e1sra.       <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63103\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0442\u043e\u0447\u043d\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 NTPsec 1.2.4. \u041f\u0440\u043e\u0435\u043a\u0442 \u0431\u044b\u043b \u0441\u043e\u0437\u0434\u0430\u043d \u043a\u0430\u043a \u0444\u043e\u0440\u043a \u044d\u0442\u0430\u043b\u043e\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 NTPv4 (NTP Classic 4.3.34), \u0441\u0444\u043e\u043a\u0443\u0441\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043d\u0430 \u043f\u0435\u0440\u0435\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u044b \u0441 \u0446\u0435\u043b\u044c\u044e \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043a\u043e\u0434 NTPsec \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u044f\u043c\u0438 BSD, MIT \u0438 NTP. NTPsec \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u043e\u043c \u042d\u0440\u0438\u043a\u0430 \u0420\u0435\u0439\u043c\u043e\u043d\u0434\u0430 (Eric S. Raymond) \u043f\u0440\u0438 \u0443\u0447\u0430\u0441\u0442\u0438\u0438 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 [&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-123601","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=\"\u041f\u043e\u0441\u043b\u0435 \u0431\u043e\u043b\u0435\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0435\u0440\u0432\u0435\u0440\u0430 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