{"id":38794,"date":"2019-10-31T22:25:59","date_gmt":"2019-10-31T19:25:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/v-tor-otklyucheny-800-iz-6000-uzlov-iz-za-primeneniya-ustarevshego-po\/"},"modified":"2019-10-31T22:25:59","modified_gmt":"2019-10-31T19:25:59","slug":"v-tor-otklyucheny-800-iz-6000-uzlov-iz-za-primeneniya-ustarevshego-po","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/v-tor-otklyucheny-800-iz-6000-uzlov-iz-za-primeneniya-ustarevshego-po","title":{"rendered":"A Tor-ban 800 a 6000 csom\u00f3pont k\u00f6z\u00fcl letiltva van elavult szoftver haszn\u00e1lata miatt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Tor n\u00e9vtelen h\u00e1l\u00f3zat fejleszt\u0151i warned<\/a><\/noindex> nagy tiszt\u00edt\u00e1st v\u00e9geztek azokon a csom\u00f3pontokon, ahol elavult szoftvert haszn\u00e1lnak, amelynek t\u00e1mogat\u00e1sa megsz\u0171nt. Okt\u00f3ber 8-\u00e1n k\u00f6r\u00fclbel\u00fcl 800 elavult csom\u00f3pontot blokkoltak, amelyek relay \u00fczemm\u00f3dban m\u0171k\u00f6dnek (a Tor h\u00e1l\u00f3zatban \u00f6sszesen t\u00f6bb mint 6000 ilyen csom\u00f3pont tal\u00e1lhat\u00f3). A blokkol\u00e1s a probl\u00e9m\u00e1s csom\u00f3pontok fekete list\u00e1s \u00edr\u00e1sa r\u00e9v\u00e9n t\u00f6rt\u00e9nt a k\u00f6nyvt\u00e1rol\u00f3k szerverein. A nem friss\u00edtett h\u00eddcsom\u00f3pontok (bridge) h\u00e1l\u00f3zatb\u00f3l val\u00f3 kiz\u00e1r\u00e1sa k\u00e9s\u0151bbre v\u00e1rhat\u00f3. <\/p>\n

A k\u00f6vetkez\u0151 stabil Tor kiad\u00e1sban, amely novemberre van tervezve, megjelenik egy opci\u00f3, amely alap\u00e9rtelmezetten elutas\u00edtja a kapcsolatokat azokon a csom\u00f3pontokon
\nahol a Tor kiad\u00e1sok m\u00e1r lej\u00e1rtak. Az ilyen v\u00e1ltoz\u00e1sok lehet\u0151v\u00e9 teszik, hogy a j\u00f6v\u0151ben, ahogy a k\u00f6vetkez\u0151 \u00e1gak t\u00e1mogat\u00e1sa megsz\u0171nik, automatikusan kiz\u00e1rj\u00e1k a h\u00e1l\u00f3zatb\u00f3l azokat a csom\u00f3pontokat, amelyek nem v\u00e1ltottak id\u0151ben a naprak\u00e9sz szoftverre. P\u00e9ld\u00e1ul jelenleg a Tor h\u00e1l\u00f3zatban m\u00e9g mindig tal\u00e1lhat\u00f3ak olyan csom\u00f3pontok, amelyek Tor 0.2.4.x verzi\u00f3n m\u0171k\u00f6dnek, amelyet 2013-ban adtak ki, annak ellen\u00e9re, hogy m\u00e9g mindig tartj\u00e1k a t\u00e1mogat\u00e1st<\/a><\/noindex> a 0.2.9-es LTS \u00e1gn\u00e1l.<\/p>\n

Az elavult rendszerek \u00fczemeltet\u0151it \u00e9rtes\u00edtett\u00e9k a tervezett blokkol\u00e1sr\u00f3l szeptemberben<\/a><\/noindex> a h\u00edrleveleken kereszt\u00fcl \u00e9s az ContactInfo mez\u0151ben megadott egyedi figyelmeztet\u00e9sek k\u00fcld\u00e9s\u00e9vel. A figyelmeztet\u00e9s ut\u00e1n a friss\u00edtetlen csom\u00f3pontok sz\u00e1ma 1276-r\u00f3l k\u00f6r\u00fclbel\u00fcl 800-ra cs\u00f6kkent. El\u0151zetes becsl\u00e9sek szerint jelenleg a forgalom k\u00f6r\u00fclbel\u00fcl 12%-a elavult csom\u00f3pontokon kereszt\u00fcl halad, amelynek nagy r\u00e9sze tranzitszolg\u00e1ltat\u00e1ssal kapcsolatos \u2014 az elavult kimen\u0151 csom\u00f3pontok forgalma mind\u00f6ssze 1,68% (62 csom\u00f3pont). A friss\u00edtetlen csom\u00f3pontok h\u00e1l\u00f3zatb\u00f3l val\u00f3 elt\u00e1vol\u00edt\u00e1sa elhanyagolhat\u00f3 hat\u00e1ssal lesz a h\u00e1l\u00f3zat m\u00e9ret\u00e9re, \u00e9s kis m\u00e9rt\u00e9k\u0171 teljes\u00edtm\u00e9nycs\u00f6kken\u00e9st eredm\u00e9nyez. grafikonokon<\/a><\/noindex>, amelyek az anonimus h\u00e1l\u00f3zat \u00e1llapot\u00e1t t\u00fckr\u00f6zik. <\/p>\n

Az elavult szoftverrel rendelkez\u0151 csom\u00f3pontok jelenl\u00e9te negat\u00edvan befoly\u00e1solja a stabilit\u00e1st, \u00e9s tov\u00e1bbi biztons\u00e1gi kock\u00e1zatokat jelent. Ha egy adminisztr\u00e1tor nem figyel a Tor friss\u00edt\u00e9s\u00e9vel, akkor val\u00f3sz\u00edn\u0171leg hanyagul kezeli a rendszer \u00e9s m\u00e1s szerveralkalmaz\u00e1sok friss\u00edt\u00e9s\u00e9t, ami n\u00f6veli a kock\u00e1zatot, hogy a csom\u00f3pont feletti ellen\u0151rz\u00e9st c\u00e9lzott t\u00e1mad\u00e1sok r\u00e9v\u00e9n elvesz\u00edtik. <\/p>\n

Tov\u00e1bb\u00e1, a m\u00e1r nem t\u00e1mogatott kiad\u00e1sokkal rendelkez\u0151 csom\u00f3pontok jelenl\u00e9te megnehez\u00edti a fontos hib\u00e1k jav\u00edt\u00e1s\u00e1t, g\u00e1tolja az \u00faj protokoll lehet\u0151s\u00e9gek elterjed\u00e9s\u00e9t, \u00e9s cs\u00f6kkenti a h\u00e1l\u00f3zat hat\u00e9konys\u00e1g\u00e1t. P\u00e9ld\u00e1ul, a nem k\u00f6telez\u0151 csom\u00f3pontok, amelyekben megjelenik , amely megakad\u00e1lyozta a vizsg\u00e1lati ablakb\u00f3l a linkek \u00e9s HTML tagok m\u00e1sol\u00e1s\u00e1t;<\/a><\/noindex> a HSv3 kezel\u0151ben, megn\u00f6velik a k\u00e9sleltet\u00e9st a felhaszn\u00e1l\u00f3i forgalom \u00e1thalad\u00e1sakor, \u00e9s n\u00f6velik a h\u00e1l\u00f3zat \u00f6sszes terhel\u00e9s\u00e9t a kliensek ism\u00e9telt k\u00e9r\u00e9seinek elk\u00fcld\u00e9se miatt a HSv3 kapcsolatok kezel\u00e9se sor\u00e1n fell\u00e9p\u0151 hib\u00e1k ut\u00e1n.<\/p>\n

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

Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u043f\u0440\u043e\u0431\u043b\u0435\u043c\u043d\u044b\u0445 \u0443\u0437\u043b\u043e\u0432. \u0418\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435 \u0438\u0437 \u0441\u0435\u0442\u0438 \u043d\u0435\u043e\u0431\u043d\u043e\u0432\u043b\u0451\u043d\u043d\u044b\u0445 \u043c\u043e\u0441\u0442\u043e\u0432\u044b\u0445 \u0443\u0437\u043b\u043e\u0432 […]<\/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-38794","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\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\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47A Tor-ban 800 csom\u00f3pont lett letiltva a 6000-b\u0151l elavult szoftver 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