{"id":72068,"date":"2020-03-01T14:51:16","date_gmt":"2020-03-01T11:51:16","guid":{"rendered":"https:\/\/prohoster.info\/blog\/lets-encrypt-vydal-milliard-sertifikatov"},"modified":"2020-03-03T16:14:01","modified_gmt":"2020-03-03T13:14:01","slug":"lets-encrypt-vydal-milliard-sertifikatov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sl\/blog\/administrirovanie\/lets-encrypt-vydal-milliard-sertifikatov","title":{"rendered":"Let&#8217;s Encrypt vydal miliardu certifik\u00e1tov","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Let&#039;s Encrypt je izdal milijardo certifikatov\" src=\"\/wp-content\/uploads\/2020\/03\/5d48243824b00b154bcf21429fd914bd.jpeg\" style=\"display:block;margin: 0 auto;\" \/>27. februar 2020. brezpla\u010dni certifikacijski center Let&#8217;s Encrypt <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/2020\/02\/27\/one-billion-certs.html\">izdal milijardni certifikat<\/a><\/noindex>.<\/p>\n<p>V prazni\u010dni tiskovni izjavi predstavniki projekta spominjajo, da so prej\u0161nji jubilej pri 100 milijonih izdanih certifikatov obele\u017eili <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/2017\/06\/28\/hundred-million-certs.html\">junija 2017<\/a><\/noindex>. Takrat je dele\u017e HTTPS prometa na internetu zna\u0161al 58% (v ZDA 64%). V dveh in pol letih so se kazalniki bistveno pove\u010dali: \u201eDanes 81% odpiranja strani po vsem svetu uporablja HTTPS, v Zdru\u017eenih dr\u017eavah pa smo na ravni 91%! \u2014 se veselijo fantje iz projekta. \u2014 Neverjeten dose\u017eek. To je veliko vi\u0161ja raven zasebnosti in varnosti za vse.\u201c <\/p>\n<p>Let&#8217;s Encrypt je odigral zelo pomembno vlogo pri tem, da so HTTPS certifikati postali standardna orodja, zanesljivo \u0161ifriranje prometa pa popolnoma obi\u010dajna praksa na internetu.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nBeta testiranje inovativnega certifikacijskega centra Let&#8217;s Encrypt se je za\u010delo decembra 2015. Edinstvena lastnost novega centra je bila, da je bil postopek izdaje certifikatov prvotno popolnoma avtomatiziran.<\/p>\n<p>Avtomatsko nastavitev HTTPS na stre\u017eniku poteka v dveh fazah. V prvi fazi agent obvesti certifikacijski center o pravicah skrbnika stre\u017enika do domene. Na primer, preverjanje lahko vklju\u010duje ustvarjanje dolo\u010denega poddomene ali namestitev HTTP virov z dolo\u010deno URI znotraj domene.<\/p>\n<p><img decoding=\"async\" alt=\"Let&#039;s Encrypt je izdal milijardo certifikatov\" src=\"\/wp-content\/uploads\/2020\/03\/ddec84cf60ade1472028daf93dc043ef.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nLet\u2019s Encrypt identificira spletni stre\u017enik z aktivnim agentom po javnem klju\u010du. Javne in zasebne klju\u010de generira agent pred prvim povezovanjem s certifikacijskim centrom. Med avtomatsko preveritvijo agent izvede vrsto testov: na primer, podpisuje javnim klju\u010dem pridobljen enkratni gesel in predstavi HTTP vir z dolo\u010deno URI. \u010ce je digitalni podpis pravilen in so vsi testi opravljeni, agentu dodelijo pravice za upravljanje certifikatov za domeno.<\/p>\n<p><img decoding=\"async\" alt=\"Let&#039;s Encrypt je izdal milijardo certifikatov\" src=\"\/wp-content\/uploads\/2020\/03\/bd7b1aed763d0858160ef4622ec27ae0.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nV drugi fazi lahko agent zahteva, obnavlja in preklicuje certifikate. Za avtomatsko izdajo certifikata se uporablja protokol za avtentikacijo razreda \u201echallenge-response\u201c (iziv-odziv) z imenom Automated Certificate Management Environment (ACME). Vse manipulacije s certifikatom se izvajajo brez zaustavitve spletnega stre\u017enika s pomo\u010djo ACME odjemalca. <noindex><a rel=\"nofollow\" href=\"https:\/\/certbot.eff.org\/\">Certbot<\/a><\/noindex>. Je enostaven za uporabo, deluje na ve\u010dini operacijskih sistemov ter je dobro dokumentiran. Obstaja ekspertni na\u010din z raz\u0161irjenim naborom nastavitev. Poleg Certbota obstaja <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/ru\/docs\/client-options\/\">mnogo drugih ACME odjemalcev<\/a><\/noindex>. <\/p>\n<h1>Pomembna vloga Let&#8217;s Encrypt<\/h1>\n<p>\nLet&#8217;s Encrypt je resni\u010dno revolucioniral trg, kjer so prej prevladovali komercialni certifikacijski centri. Zdaj so prakti\u010dno prenehali z izdajo DV certifikatov (Domain Validation), \u010deprav \u0161e naprej prodajajo certifikate z organizacijsko potrditev (Organization Validation, OV) in certifikate visoke zanesljivosti (Extended Validation, EV), ki jih Let&#8217;s Encrypt ne izdaja, saj jih ni mogo\u010de avtomatizirati. Vendar pa je to ni\u0161ni izdelek, na mno\u017ei\u010dnem trgu pa brezpogojno prevladujejo brezpla\u010dni certifikati Let&#8217;s Encrypt.<\/p>\n<p>Let&#8217;s Encrypt je tudi standardiziral avtomatsko podalj\u0161evanje certifikatov. Kljub kratkemu obdobju veljavnosti (90 dni) avtomatski postopek odpravlja \u00bb\u010dlove\u0161ki dejavnik\u00ab, ki tradicionalno predstavlja glavno ranljivost v varnosti. Administratorji domen pogosto preprosto pozabijo podalj\u0161ati certifikate, zaradi \u010desar storitve prenehajo delovati. Zadnji tak primer se je zgodil s Microsoft Teams. 3. februarja 2020 je ta sodelovalna storitev prenehala delovati. <noindex><a rel=\"nofollow\" href=\"https:\/\/twitter.com\/MSFT365Status\/status\/1224351597624537088\">zaradi poteklega certifikata<\/a><\/noindex>.<\/p>\n<p>Avtomatska zamenjava certifikatov po protokolu ACME izklju\u010duje mo\u017enost tak\u0161nih incidentov.<\/p>\n<p>\u010ceprav projekt Let&#8217;s Encrypt podpira polovico interneta, je v fizi\u010dnem svetu to majhna neprofitna organizacija: \"V teh dveh in pol letih se je na\u0161a organizacija pove\u010dala, vendar zelo malo! - pravijo. - Junija 2017 smo podpirali okoli 46 milijonov spletnih strani z 11 zaposlenimi in letnim prora\u010dunom 2,61 milijona dolarjev. Danes podpiramo skoraj 192 milijonov spletnih strani s 13 zaposlenimi in letnim prora\u010dunom pribli\u017eno 3,35 milijona dolarjev. To pomeni, da podpiramo ve\u010d kot \u0161tirikrat ve\u010d strani s samo dvema dodatnima zaposlenima in 28-odstotno rastjo prora\u010duna.\"<\/p>\n<p>Podpora projektu poteka skozi <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/ru\/donate\/\">donacije<\/a><\/noindex> in <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/ru\/become-a-sponsor\/\">sponzorstvo<\/a><\/noindex>.<\/p>\n<p>Trenutno je HTTPS postao de facto standard na internetu. Od pro\u0161le godine glavni pregleda\u010di upozoravaju korisnike na opasnosti povezivanja sa sajtovima koji ne \u0161ifriraju saobra\u0107aj putem HTTPS-a. Velik deo ovog promena u bezbednosnom pejza\u017eu dolazi zahvaljuju\u0107i Let's Encrypt.<\/p>\n<p>Pored toga, Let's Encrypt doslovno <noindex><a rel=\"nofollow\" href=\"https:\/\/list.jabber.at\/\">obudil infrastrukturo javnih XMPP stre\u017enikov<\/a><\/noindex>. Sada Jabber funkcioni\u0161e sa pouzdanim \u0161ifrovanjem kako na klijent-server, tako i na server-server nivou, a apsolutna ve\u0107ina sertifikata izdata je od strane Let's Encrypt.<\/p>\n<p><img decoding=\"async\" alt=\"Let&#039;s Encrypt je izdal milijardo certifikatov\" src=\"\/wp-content\/uploads\/2020\/03\/be8b262d72b3797ddc45b64f8d1360aa.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u201eKot skupnost smo naredili neverjetne stvari za za\u0161\u010dito ljudi na internetu,\u201d je zapisano v <noindex><a rel=\"nofollow\" href=\"https:\/\/letsencrypt.org\/2020\/02\/27\/one-billion-certs.html\">tiskovni izjavi<\/a><\/noindex>. \u201eIzdaja enega milijarda certifikatov potrjuje ves napredek, ki smo ga dosegli kot skupnost.\u201d<br \/>\n<br \/>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/dcmiran\/blog\/490300\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>27 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 2020 \u0433\u043e\u0434\u0430 \u0431\u0435\u0441\u043f\u043b\u0430\u0442\u043d\u044b\u0439 \u0446\u0435\u043d\u0442\u0440 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 Let&#8217;s Encrypt \u0432\u044b\u0434\u0430\u043b \u043c\u0438\u043b\u043b\u0438\u0430\u0440\u0434\u043d\u044b\u0439 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442. \u0412 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u0447\u043d\u043e\u043c \u043f\u0440\u0435\u0441\u0441-\u0440\u0435\u043b\u0438\u0437\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u0442\u0435\u043b\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0432\u0441\u043f\u043e\u043c\u0438\u043d\u0430\u044e\u0442, \u0447\u0442\u043e \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0438\u0439 \u044e\u0431\u0438\u043b\u0435\u0439 \u0432 100\u00a0\u043c\u043b\u043d \u0432\u044b\u0434\u0430\u043d\u043d\u044b\u0445 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432 \u043e\u0442\u043c\u0435\u0447\u0430\u043b\u0438 \u0432 \u0438\u044e\u043d\u0435 2017 \u0433\u043e\u0434\u0430. \u0422\u043e\u0433\u0434\u0430 \u0434\u043e\u043b\u044f HTTPS-\u0442\u0440\u0430\u0444\u0438\u043a\u0430 \u0432 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0435 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u043b\u0430 58% (\u0432 \u0421\u0428\u0410\u00a0\u2014 64%). \u0417\u0430 \u0434\u0432\u0430 \u0441 \u043f\u043e\u043b\u043e\u0432\u0438\u043d\u043e\u0439 \u0433\u043e\u0434\u0430 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0438 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e \u0432\u044b\u0440\u043e\u0441\u043b\u0438: \u00ab\u0421\u0435\u0433\u043e\u0434\u043d\u044f 81% \u0437\u0430\u0433\u0440\u0443\u0436\u0430\u0435\u043c\u044b\u0445 \u0441\u0442\u0440\u0430\u043d\u0438\u0446 \u043f\u043e \u0432\u0441\u0435\u043c\u0443 \u043c\u0438\u0440\u0443 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":72069,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-72068","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"27 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 2020 \u0433\u043e\u0434\u0430 \u0431\u0435\u0441\u043f\u043b\u0430\u0442\u043d\u044b\u0439 \u0446\u0435\u043d\u0442\u0440 \u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link 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