{"id":101436,"date":"2021-09-27T16:22:56","date_gmt":"2021-09-27T14:22:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/ustarevanie-kornevogo-sertifikata-identrust-privedyot-k-potere-doveriya-k-lets-encrypt-na-staryh-ustrojstvah"},"modified":"2021-09-27T16:22:56","modified_gmt":"2021-09-27T14:22:56","slug":"ustarevanie-kornevogo-sertifikata-identrust-privedyot-k-potere-doveriya-k-lets-encrypt-na-staryh-ustrojstvah","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/ustarevanie-kornevogo-sertifikata-identrust-privedyot-k-potere-doveriya-k-lets-encrypt-na-staryh-ustrojstvah","title":{"rendered":"Wygaszenie g\u0142\u00f3wnego certyfikatu IdenTrust spowoduje utrat\u0119 zaufania do Let's Encrypt na starych urz\u0105dzeniach","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>30 wrze\u015bnia o 17:01 czasu moskiewskiego wygasa okres wa\u017cno\u015bci g\u0142\u00f3wnego certyfikatu firmy IdenTrust (DST Root CA X3), kt\u00f3ry by\u0142 u\u017cywany do krzy\u017cowego podpisu g\u0142\u00f3wnego certyfikatu urz\u0119dowego Let&#8217;s Encrypt (ISRG Root X1), zarz\u0105dzanego przez spo\u0142eczno\u015b\u0107, oferuj\u0105cego certyfikaty za darmo wszystkim zainteresowanym. Krzy\u017cowy podpis zapewnia\u0142 zaufanie do certyfikat\u00f3w Let&#8217;s Encrypt na szerokiej gamie urz\u0105dze\u0144, system\u00f3w operacyjnych i przegl\u0105darek w okresie integracji w\u0142asnego g\u0142\u00f3wnego certyfikatu Let&#8217;s Encrypt w repozytoriach g\u0142\u00f3wnych certyfikat\u00f3w.     <\/p>\n<p>Pocz\u0105tkowo planowano, \u017ce po wyga\u015bni\u0119ciu DST Root CA X3 projekt Let&#8217;s Encrypt przejdzie na generowanie podpis\u00f3w wy\u0142\u0105cznie przy u\u017cyciu w\u0142asnego g\u0142\u00f3wnego certyfikatu, ale taki krok prowadzi\u0142by do utraty kompatybilno\u015bci z wieloma starszymi systemami, kt\u00f3re nie doda\u0142y g\u0142\u00f3wnego certyfikatu Let&#8217;s Encrypt do swoich repozytori\u00f3w. W szczeg\u00f3lno\u015bci oko\u0142o 30% u\u017cywanych urz\u0105dze\u0144 z Androidem nie ma danych o g\u0142\u00f3wnym certyfikacie Let&#8217;s Encrypt, kt\u00f3rego wsparcie pojawi\u0142o si\u0119 dopiero od platformy Android 7.1.1, wydanej pod koniec 2016 roku.      <\/p>\n<p>Let&#8217;s Encrypt nie planowa\u0142 zawiera\u0107 nowej umowy o krzy\u017cowym podpisie, poniewa\u017c nak\u0142ada to dodatkow\u0105 odpowiedzialno\u015b\u0107 na uczestnik\u00f3w umowy, odbiera niezale\u017cno\u015b\u0107 i ogranicza mo\u017cliwo\u015b\u0107 przestrzegania wszystkich procedur i zasad innego urz\u0119dowego certyfikatu. Jednak z powodu pojawienia si\u0119 potencjalnych problem\u00f3w na du\u017cej liczbie urz\u0105dze\u0144 z Androidem, plan zosta\u0142 zmieniony. Z urz\u0119dowym centrum IdenTrust zawarto now\u0105 umow\u0119, w ramach kt\u00f3rej stworzono alternatywny krzy\u017cowo podpisany certyfikat po\u015brednicz\u0105cy Let&#8217;s Encrypt. Krzy\u017cowy podpis b\u0119dzie wa\u017cny przez trzy lata i pozwoli na zachowanie wsparcia dla urz\u0105dze\u0144 z Androidem, pocz\u0105wszy od wersji 2.3.6.      <\/p>\n<p>Jednak nowy certyfikat po\u015brednicz\u0105cy nie obejmuje wielu innych przestarza\u0142ych system\u00f3w. Na przyk\u0142ad, po wyga\u015bni\u0119ciu certyfikatu DST Root CA X3 30 wrze\u015bnia certyfikaty Let&#8217;s Encrypt przestan\u0105 by\u0107 rozpoznawane w ju\u017c nieobs\u0142ugiwanych wersjach oprogramowania i system\u00f3w operacyjnych, w kt\u00f3rych w celu zapewnienia zaufania do certyfikat\u00f3w Let&#8217;s Encrypt konieczne b\u0119dzie r\u0119czne dodanie certyfikatu ISRG Root X1 do repozytori\u00f3w g\u0142\u00f3wnych certyfikat\u00f3w. Problemy b\u0119d\u0105 wyst\u0119powa\u0107 w:  <\/p>\n<ul>\n<li class=\"l\"> OpenSSL do ga\u0142\u0119zi 1.0.2 w\u0142\u0105cznie (wsparcie ga\u0142\u0119zi 1.0.2 zosta\u0142o zako\u0144czone w grudniu 2019 roku);\n<li class=\"l\"> NSS &lt; 3.26;\n<li class=\"l\"> Java 8 &lt; 8u141, Java 7 &lt; 7u151;\n<li class=\"l\"> Windows &lt; XP SP3;\n<li class=\"l\"> macOS &lt; 10.12.1;\n<li class=\"l\"> iOS &lt; 10 (iPhone &lt; 5);\n<li class=\"l\"> Android &lt; 2.3.6;\n<li class=\"l\"> Mozilla Firefox &lt; 50;\n<li class=\"l\"> Ubuntu &lt; 16.04;\n<li class=\"l\"> Debian &lt; 8.      <\/ul>\n<p>W przypadku OpenSSL 1.0.2 problem zosta\u0142 spowodowany b\u0142\u0119dem, kt\u00f3ry uniemo\u017cliwia prawid\u0142owe przetwarzanie certyfikat\u00f3w podpisywanych krzy\u017cowo w przypadku wyga\u015bni\u0119cia jednego z root certyfikat\u00f3w, kt\u00f3re by\u0142y u\u017cywane do podpisu, nawet je\u015bli inne wa\u017cne \u0142a\u0144cuchy zaufania s\u0105 nadal utrzymywane. Problem ujawni\u0142 si\u0119 po raz pierwszy w zesz\u0142ym roku po wyga\u015bni\u0119ciu certyfikatu AddTrust, stosowanego do krzy\u017cowego podpisywania w certyfikatach centr\u00f3w certyfikacji Sectigo (Comodo). Istot\u0105 problemu jest to, \u017ce OpenSSL interpretowa\u0142 certyfikat jako liniowy \u0142a\u0144cuch, podczas gdy zgodnie z RFC 4158 certyfikat mo\u017ce reprezentowa\u0107 skierowany, rozproszony cykliczny graf z wieloma punktami zaufania, kt\u00f3re nale\u017cy uwzgl\u0119dni\u0107.     <\/p>\n<p>U\u017cytkownikom starych dystrybucji, opartych na OpenSSL 1.0.2, proponuje si\u0119 trzy okoliczne obej\u015bcia problemu:  <\/p>\n<ul>\n<li class=\"l\"> R\u0119cznie usun\u0105\u0107 root certyfikat IdenTrust DST Root CA X3 i zainstalowa\u0107 oddzielny (nie krzy\u017cowo podpisany) root certyfikat ISRG Root X1.\n<li class=\"l\"> Podczas uruchamiania polece\u0144 openssl verify i s_client mo\u017cna ustawi\u0107 opcj\u0119 '\u2014trusted_first'.\n<li class=\"l\"> U\u017cywa\u0107 na <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/dts-newyork\/\"   title=\"serwerze\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2676\">serwerze<\/a> certyfikacie z podpisem oddzielnego root certyfikatu SRG Root X1, kt\u00f3ry nie ma podpisu krzy\u017cowego. Podana metoda doprowadzi do utraty kompatybilno\u015bci ze starymi klientami Androida.  <\/ul>\n<p>Dodatkowo mo\u017cna zauwa\u017cy\u0107, \u017ce projekt Let's Encrypt przekroczy\u0142 granic\u0119 dw\u00f3ch miliard\u00f3w wygenerowanych certyfikat\u00f3w. Granica jednego miliarda zosta\u0142a osi\u0105gni\u0119ta w lutym ubieg\u0142ego roku. Codziennie generuje si\u0119 od 2,2 do 2,4 miliona nowych certyfikat\u00f3w. Liczba aktywnych certyfikat\u00f3w wynosi 192 mln (certyfikat obowi\u0105zuje przez trzy miesi\u0105ce) i obejmuje oko\u0142o 260 mln <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/domain\/\"   title=\"domen\u00f3w\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3167\">domen\u00f3w<\/a> (rok temu obejmowa\u0142o to 195 mln domen, dwa lata temu \u2014 150 mln, trzy lata temu \u2014 60 mln). Wed\u0142ug statystyk z us\u0142ugi Firefox Telemetry globalny udzia\u0142 \u017c\u0105da\u0144 stron przez HTTPS wynosi 82% (rok temu \u2014 81%, dwa lata temu \u2014 77%, trzy lata temu \u2014 69%, cztery lata temu \u2014 58%).<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55875\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>30 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f \u0432 17:01 \u043f\u043e \u043c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u043c\u0443 \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0438\u0441\u0442\u0435\u043a\u0430\u0435\u0442 \u0432\u0440\u0435\u043c\u044f \u0436\u0438\u0437\u043d\u0438 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 IdenTrust (DST Root CA X3), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0441\u044f \u0434\u043b\u044f \u043a\u0440\u043e\u0441\u0441-\u043f\u043e\u0434\u043f\u0438\u0441\u0438 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430 \u0443\u0434\u043e\u0441\u0442\u043e\u0432\u0435\u0440\u044f\u044e\u0449\u0435\u0433\u043e \u0446\u0435\u043d\u0442\u0440\u0430 Let&#8217;s Encrypt (ISRG Root X1), \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e\u043c \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u044b \u0431\u0435\u0437\u0432\u043e\u0437\u043c\u0435\u0437\u0434\u043d\u043e \u0432\u0441\u0435\u043c \u0436\u0435\u043b\u0430\u044e\u0449\u0438\u043c. \u041f\u0435\u0440\u0435\u043a\u0440\u0451\u0441\u0442\u043d\u0430\u044f \u043f\u043e\u0434\u043f\u0438\u0441\u044c \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u043b\u0430 \u0434\u043e\u0432\u0435\u0440\u0438\u0435 \u043a \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430\u043c Let&#8217;s Encrypt \u043d\u0430 \u0448\u0438\u0440\u043e\u043a\u043e\u043c \u0441\u043f\u0435\u043a\u0442\u0440\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432, \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0438 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043e\u0432 [&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-101436","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"30 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f \u0432 17:01 \u043f\u043e \u043c\u043e\u0441\u043a\u043e\u0432\u0441\u043a\u043e\u043c\u0443 \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0438\u0441\u0442\u0435\u043a\u0430\u0435\u0442 \u0432\u0440\u0435\u043c\u044f \u0436\u0438\u0437\u043d\u0438 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 IdenTrust (DST Root CA 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