{"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\/ro\/blog\/news\/vypusk-novoj-stabilnoj-vetki-tor-0-4-1","title":{"rendered":"Lansarea unei noi ramuri stabile 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\">Prezentat<\/a><\/noindex> lansarea instrumentarului <noindex><a rel=\"nofollow\" href=\"https:\/\/www.torproject.org\/\">Tor 0.4.1.5<\/a><\/noindex>, utilizat pentru organizarea activit\u0103\u021bii re\u021belei anonime Tor. Tor 0.4.1.5 a fost recunoscut ca prima versiune stabil\u0103 a ramurii 0.4.1, care a evoluat \u00een ultimele patru luni. Ramura 0.4.1 va fi \u00eenso\u021bit\u0103 \u00een cadrul ciclului normal de suport \u2014 lansarea actualiz\u0103rilor va fi oprit\u0103 dup\u0103 9 luni sau dup\u0103 3 luni de la lansarea ramurii 0.4.2.x. Un ciclu lung de suport (LTS) este asigurat pentru ramura 0.3.5, actualiz\u0103rile pentru care vor fi lansate p\u00e2n\u0103 la 1 februarie 2022.<\/p>\n<p>Nout\u0103\u021bi principale:<\/p>\n<ul>\n<li class=\"l\"> S-a implementat suport experimental pentru completarea suplimentar\u0103 la nivelul lan\u021burilor, permi\u021b\u00e2nd \u00eent\u0103rirea protec\u021biei \u00eempotriva metodelor de identificare a traficului Tor. Clientul adaug\u0103 acum celule suplimentare (padding cells) la \u00eenceputul lan\u021burilor. <noindex><a rel=\"nofollow\" href=\"https:\/\/2019.www.torproject.org\/docs\/onion-services.html.en\">INTRODUCE \u0219i RENDEZVOUS<\/a><\/noindex>, f\u0103c\u00e2nd traficul acestor lan\u021buri s\u0103 semene mai mult cu traficul de ie\u0219ire obi\u0219nuit. Pre\u021bul pentru \u00eent\u0103rirea protec\u021biei const\u0103 \u00een ad\u0103ugarea a dou\u0103 celule suplimentare \u00een fiecare direc\u021bie pentru lan\u021burile RENDEZVOUS, precum \u0219i a unei celule superioare \u0219i 10 celule inferioare pentru lan\u021burile INTRODUCE. Metoda este activat\u0103 prin configurarea op\u021biunii MiddleNodes \u00een set\u0103ri \u0219i poate fi dezactivat\u0103 prin op\u021biunea CircuitPadding;\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/2019.www.torproject.org\/images\/tor-onion-services-3.png\"><img decoding=\"async\" alt=\"Lansarea unei noi ramuri stabile 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\">Ad\u0103ugat<\/a><\/noindex> suport pentru celulele autentificate SENDME pentru protec\u021bia \u00eempotriva <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51309\">atacurilor DoS<\/a><\/noindex>, bazate pe generarea unei \u00eenc\u0103rc\u0103turi parazite, \u00een cazul \u00een care clientul solicit\u0103 desc\u0103rcarea unor fi\u0219iere mari \u0219i suspend\u0103 opera\u021biunile de citire dup\u0103 trimiterea solicit\u0103rilor, continu\u00e2nd \u00een acela\u0219i timp s\u0103 trimit\u0103 comenzi de control SENDME, instruind nodurile de intrare s\u0103 continue transmisia datelor. Fiecare celul\u0103<br \/>\nSENDME acum include un hash al traficului pe care \u00eel confirm\u0103, iar nodul final, la primirea celulei SENDME, poate verifica c\u0103 cealalt\u0103 parte a primit deja traficul trimis \u00een timpul proces\u0103rii celulelor anterioare;<\/p>\n<li class=\"l\"> \u00cen compunerea sa este inclus\u0103 o implementare a subsystemului general pentru transmiterea mesajelor \u00een modul publisher-subscriber, care poate fi utilizat\u0103 pentru organizarea interac\u021biunii intra-module;\n<li class=\"l\"> Pentru analiza comenzilor de control este utilizat un subsystem general de parsare \u00een locul analizei separat\u0103 a datelor de intrare pentru fiecare comand\u0103;\n<li class=\"l\"> Optimizarea performan\u021bei a fost realizat\u0103, permi\u021b\u00e2nd reducerea \u00eenc\u0103rc\u0103rii pe CPU. Tor folose\u0219te acum un generator rapid de numere pseudo-aleatorii (PRNG) separat pentru fiecare fir, bazat pe aplicarea modului de criptare AES-CTR \u0219i pe utilizarea construc\u021biilor de tamponare, asem\u0103n\u0103tor cu libottery \u0219i noul cod arc4random() din OpenBSD. Pentru ie\u0219iri mici, generatorul propus func\u021bioneaz\u0103 de aproape 100 de ori mai rapid dec\u00e2t CSPRNG din OpenSSL 1.1.1. De\u0219i noul PRNG este evaluat de dezvoltatorii Tor ca fiind criptografic de \u00eencredere, acesta este folosit \u00een prezent doar \u00een locuri care necesit\u0103 performan\u021b\u0103 \u00eenalt\u0103, cum ar fi codul de planificare a ata\u0219\u0103rii umplerilor suplimentare.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 op\u021biunea \u00ab\u2014list-modules\u00bb pentru a afi\u0219a lista modulelor activate;\n<li class=\"l\"> Pentru a treia versiune a protocolului serviciilor ascunse, a fost implementat\u0103 comanda HSFETCH, care anterior era acceptat\u0103 doar \u00een a doua versiune;\n<li class=\"l\"> Au fost corectate erorile din codul de pornire Tor (bootstrap) \u0219i din asigurarea func\u021bion\u0103rii celei de-a treia versiuni a protocolului serviciilor ascunse.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51320\">opennet.ro<\/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 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