{"id":37309,"date":"2019-10-31T22:16:54","date_gmt":"2019-10-31T19:16:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-novoj-stabilnoj-vetki-tor-0-4-1\/"},"modified":"2019-10-31T22:16:54","modified_gmt":"2019-10-31T19:16:54","slug":"vypusk-novoj-stabilnoj-vetki-tor-0-4-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-novoj-stabilnoj-vetki-tor-0-4-1","title":{"rendered":"Vyd\u00e1n\u00ed nov\u00e9 stabiln\u00ed verze Tor 0.4.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/blog.torproject.org\/new-release-tor-0415\">P\u0159edstaven\u00ed<\/a><\/noindex> vyd\u00e1n\u00ed n\u00e1stroje <noindex><a rel=\"nofollow\" href=\"https:\/\/www.torproject.org\/\">Tor 0.4.1.5<\/a><\/noindex>, kter\u00fd se pou\u017e\u00edv\u00e1 pro organizaci \u010dinnosti anonymn\u00ed s\u00edt\u011b Tor. Tor 0.4.1.5 byl uzn\u00e1n jako prvn\u00ed stabiln\u00ed verze v\u011btve 0.4.1, kter\u00e1 se vyv\u00edjela posledn\u00ed \u010dty\u0159i m\u011bs\u00edce. V\u011btev 0.4.1 bude doprov\u00e1zena v r\u00e1mci standardn\u00edho cyklu podpory \u2014 vyd\u00e1v\u00e1n\u00ed aktualizac\u00ed bude p\u0159eru\u0161eno za dev\u011bt m\u011bs\u00edc\u016f nebo t\u0159i m\u011bs\u00edce po vyd\u00e1n\u00ed v\u011btve 0.4.2.x. Dlouhodob\u00e1 podpora (LTS) je zaji\u0161t\u011bna pro v\u011btev 0.3.5, aktualizace pro kterou budou vyd\u00e1v\u00e1ny do 1. \u00fanora 2022.<\/p>\n<p>Hlavn\u00ed novinky:<\/p>\n<ul>\n<li class=\"l\"> Byla zavedena experiment\u00e1ln\u00ed podpora paddingu na \u00farovni \u0159et\u011bzc\u016f, kter\u00e1 umo\u017e\u0148uje zv\u00fd\u0161it ochranu p\u0159ed metodami sledov\u00e1n\u00ed provozu Tor. Klient nyn\u00ed p\u0159id\u00e1v\u00e1 paddingov\u00e9 bu\u0148ky na za\u010d\u00e1tku \u0159et\u011bzc\u016f <noindex><a rel=\"nofollow\" href=\"https:\/\/2019.www.torproject.org\/docs\/onion-services.html.en\">INTRODUCE a RENDEZVOUS<\/a><\/noindex>, co\u017e \u010din\u00ed provoz t\u011bchto \u0159et\u011bzc\u016f v\u00edce podobn\u00fd b\u011b\u017en\u00e9mu odchoz\u00edmu provozu. Cena za zv\u00fd\u0161en\u00ed ochrany spo\u010d\u00edv\u00e1 v p\u0159id\u00e1n\u00ed dvou dal\u0161\u00edch bun\u011bk v ka\u017ed\u00e9m sm\u011bru pro \u0159et\u011bzce RENDEZVOUS a tak\u00e9 jedn\u00e9 nad\u0159azen\u00e9 a 10 pod\u0159\u00edzen\u00fdch bun\u011bk pro \u0159et\u011bzce INTRODUCE. Metoda se aktivuje p\u0159i zad\u00e1n\u00ed mo\u017enosti MiddleNodes v nastaven\u00ed a m\u016f\u017ee b\u00fdt deaktivov\u00e1na pomoc\u00ed mo\u017enosti CircuitPadding;\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/2019.www.torproject.org\/images\/tor-onion-services-3.png\"><img decoding=\"async\" alt=\"Vyd\u00e1n\u00ed nov\u00e9 stabiln\u00ed verze Tor 0.4.1 \" src=\"\/wp-content\/uploads\/2019\/08\/bb9ba343cac523d93cd9127ba5be77e8.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/bugs.torproject.org\/26288\">Byla p\u0159id\u00e1na<\/a><\/noindex> podpora autentizovan\u00fdch bun\u011bk SENDME pro ochranu p\u0159ed <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51309\">DDoS \u00fatoky<\/a><\/noindex>, zalo\u017een\u00e9 na vytv\u00e1\u0159en\u00ed parazitn\u00edho zat\u00ed\u017een\u00ed, kdy\u017e klient \u017e\u00e1d\u00e1 o sta\u017een\u00ed velk\u00fdch soubor\u016f a pozastavuje operace \u010dten\u00ed po odesl\u00e1n\u00ed \u017e\u00e1dost\u00ed, ale i nad\u00e1le pos\u00edl\u00e1 \u0159\u00edzen\u00ed SENDME, kter\u00e9 instruuj\u00ed vstupn\u00ed uzly, aby pokra\u010dovaly v p\u0159enosu dat. Ka\u017ed\u00e1 bu\u0148ka<br \/>\nSENDME nyn\u00ed zahrnuje hash provozu, kter\u00fd potvrzuje, a koncov\u00fd uzel p\u0159i p\u0159ijet\u00ed bu\u0148ky SENDME m\u016f\u017ee potvrdit, \u017ee druh\u00e1 strana ji\u017e obdr\u017eela provoz, kter\u00fd byl odesl\u00e1n p\u0159i zpracov\u00e1n\u00ed p\u0159edchoz\u00edch bun\u011bk;<\/p>\n<li class=\"l\"> Sou\u010d\u00e1st\u00ed je implementace zobecn\u011bn\u00e9ho subsyst\u00e9mu pro p\u0159enos zpr\u00e1v v re\u017eimu publik\u00e1tor-odb\u011bratel, kter\u00fd m\u016f\u017ee b\u00fdt pou\u017eit pro organizaci vnitromodulov\u00e9 interakce;\n<li class=\"l\"> Pro parsing \u0159\u00eddic\u00edch p\u0159\u00edkaz\u016f je nasazen zobecn\u011bn\u00fd subsyst\u00e9m parsing m\u00edsto samostatn\u00e9ho zpracov\u00e1n\u00ed vstupn\u00edch dat ka\u017ed\u00e9ho p\u0159\u00edkazu;\n<li class=\"l\"> Byla provedena optimalizace v\u00fdkonu, kter\u00e1 umo\u017enila sn\u00ed\u017eit z\u00e1t\u011b\u017e na CPU. Tor nyn\u00ed pou\u017e\u00edv\u00e1 samostatn\u00fd rychl\u00fd gener\u00e1tor pseudo-n\u00e1hodn\u00fdch \u010d\u00edsel (PRNG) pro ka\u017ed\u00fd vl\u00e1kno, kter\u00fd je zalo\u017een na pou\u017eit\u00ed re\u017eimu \u0161ifrov\u00e1n\u00ed AES-CTR a vyu\u017e\u00edv\u00e1n\u00ed bufferingov\u00fdch konstrukc\u00ed, jako v libottery a nov\u00e9m k\u00f3du arc4random() z OpenBSD. Pro mal\u00fd objem dat navrhovan\u00fd gener\u00e1tor pracuje t\u00e9m\u011b\u0159 100kr\u00e1t rychleji ne\u017e CSPRNG z OpenSSL 1.1.1. P\u0159esto\u017ee je nov\u00fd PRNG vyhodnocov\u00e1n v\u00fdvoj\u00e1\u0159i Tor jako kryptograficky spolehliv\u00fd, zat\u00edm se pou\u017e\u00edv\u00e1 pouze na m\u00edstech vy\u017eaduj\u00edc\u00edch vysok\u00fd v\u00fdkon, nap\u0159\u00edklad v k\u00f3du pl\u00e1nov\u00e1n\u00ed p\u0159ipojen\u00ed dodate\u010dn\u00e9ho vypln\u011bn\u00ed;\n<li class=\"l\"> Byla p\u0159id\u00e1na volba \u00ab\u2014list-modules\u00bb pro zobrazen\u00ed seznamu zapnut\u00fdch modul\u016f;\n<li class=\"l\"> Pro t\u0159et\u00ed verzi protokolu skryt\u00fdch slu\u017eeb byla implementov\u00e1na p\u0159\u00edkaz HSFETCH, kter\u00fd byl d\u0159\u00edve podporov\u00e1n pouze ve druh\u00e9 verzi;\n<li class=\"l\"> Byly odstran\u011bny chyby v k\u00f3du spou\u0161t\u011bn\u00ed Tor (bootstrap) a zaji\u0161t\u011bn\u00ed fungov\u00e1n\u00ed t\u0159et\u00ed verze protokolu skryt\u00fdch slu\u017eeb.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51320\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f Tor 0.4.1.5, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u043e\u0439 \u0441\u0435\u0442\u0438 Tor. Tor 0.4.1.5 \u043f\u0440\u0438\u0437\u043d\u0430\u043d \u043f\u0435\u0440\u0432\u044b\u043c \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u043c \u0432\u0435\u0442\u043a\u0438 0.4.1, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u043b\u0430\u0441\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u0447\u0435\u0442\u044b\u0440\u0435 \u043c\u0435\u0441\u044f\u0446\u0430. \u0412\u0435\u0442\u043a\u0430 0.4.1 \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u0442\u044c\u0441\u044f \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u0448\u0442\u0430\u0442\u043d\u043e\u0433\u043e \u0446\u0438\u043a\u043b\u0430 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u044f &#8212; \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0451\u043d \u0447\u0435\u0440\u0435\u0437 9 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0438\u043b\u0438 \u0447\u0435\u0440\u0435\u0437 3 \u043c\u0435\u0441\u044f\u0446\u0430 \u043f\u043e\u0441\u043b\u0435 \u0440\u0435\u043b\u0438\u0437\u0430 \u0432\u0435\u0442\u043a\u0438 0.4.2.x. \u0414\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0446\u0438\u043a\u043b \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 (LTS) \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":27988,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-37309","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 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