{"id":85705,"date":"2020-06-18T13:43:02","date_gmt":"2020-06-18T11:43:02","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/utechka-poiskovyh-klyuchej-cherez-dns-v-firefox-i-chrome"},"modified":"2020-06-18T13:43:02","modified_gmt":"2020-06-18T11:43:02","slug":"utechka-poiskovyh-klyuchej-cherez-dns-v-firefox-i-chrome","status":"publish","type":"post","link":"https:\/\/prohoster.info\/nl\/blog\/news\/utechka-poiskovyh-klyuchej-cherez-dns-v-firefox-i-chrome","title":{"rendered":"Lekken van zoekwoorden via DNS in Firefox en Chrome","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>In Firefox en Chrome <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/samduy\/blog\/tree\/master\/firefox\/privacy-leakage\">gedetecteerd<\/a><\/noindex> is er een bijzondere manier van verwerking van zoekopdrachten die in de adresbalk zijn ingevoerd, die <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1642623\">is<\/a><\/noindex> leidt tot uitlekken van informatie via de DNS-server van de provider. Het probleem is dat als de zoekopdracht uit slechts \u00e9\u00e9n woord bestaat, de browser eerst probeert te controleren in DNS of er een host met die naam bestaat, in de veronderstelling dat de gebruiker een subdomein probeert te openen, en pas daarna de aanvraag naar de zoekmachine doorstuurt. Op deze manier krijgt de eigenaar van de DNS-server die in de gebruikersinstellingen is opgegeven, informatie over zoekopdrachten die uit \u00e9\u00e9n woord bestaan, wat wordt beschouwd als een schending van de privacy.<\/p>\n<p>Het probleem doet zich voor bij het gebruik van zowel de DNS-server van de provider als bij 'DNS over HTTPS' (DoH) diensten, wanneer de DNS-suffix instellingen (standaard ingesteld bij het verkrijgen van parameters via DHCP) zijn opgegeven. Het voornaamste probleem is dat, zelfs wanneer DoH is ingeschakeld, verzoeken blijven worden verzonden via de opgegeven DNS-server van de provider.<br \/>\nHet is belangrijk dat de poging tot resolutie alleen wordt uitgevoerd bij het verzenden van zoekopdrachten die uit \u00e9\u00e9n woord bestaan. Bij het opgeven van meerdere woorden wordt geen gebruik gemaakt van DNS. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1592414919.png\"><img decoding=\"async\" alt=\"Lekken van zoekwoorden via DNS in Firefox en Chrome\" src=\"\/wp-content\/uploads\/2020\/06\/957d5c49cb12caa257cce4ebe5ce1d65.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Het probleem is bevestigd in Firefox en Chrome, en kan ook andere browsers treffen. De ontwikkelaars van Firefox hebben het bestaan van het probleem erkend en <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1642623\">van plan zijn<\/a><\/noindex> een oplossing voorzien in de uitgave van Firefox 79. In het bijzonder, om het gedrag bij het verwerken van zoekopdrachten te beheren in about:config <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1642943\">toegevoegd<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/hg.mozilla.org\/releases\/mozilla-beta\/rev\/95386b54ae0e\">instelling<\/a><\/noindex> 'browser.urlbar.dnsResolveSingleWordsAfterSearch', waarbij het instellen op '0' het oplossen blokkeert, '1' (standaard) heuristiek gebruikt voor selectief oplossen en '2' het oude gedrag behoudt. Heuristiek <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1642623#c4\">bestaat<\/a><\/noindex> bij de controle van het inschakelen van DoH, alleen een record van 'localhost' in \/etc\/hosts en het ontbreken van een subdomein voor de huidige host.<\/p>\n<p>De ontwikkelaars van Chrome  <noindex><a rel=\"nofollow\" href=\"https:\/\/bugs.chromium.org\/p\/chromium\/issues\/detail?id=1070282\">hebben beloofd<\/a><\/noindex> beperken de uitlekken via DNS, maar <noindex><a rel=\"nofollow\" href=\"https:\/\/bugs.chromium.org\/p\/chromium\/issues\/detail?id=479620\">een bericht<\/a><\/noindex> de kwestie blijft sinds 2015 onopgelost. In Tor Browser doet het probleem zich niet voor.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Bron: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53178\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 Firefox \u0438 Chrome \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043d\u0430\u0431\u0440\u0430\u043d\u043d\u044b\u0445 \u0432 \u0430\u0434\u0440\u0435\u0441\u043d\u043e\u0439 \u0441\u0442\u0440\u043e\u043a\u0435 \u043f\u043e\u0438\u0441\u043a\u043e\u0432\u044b\u0445 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u0438\u0432\u043e\u0434\u0438\u0442 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u0439 \u0447\u0435\u0440\u0435\u0437 DNS-\u0441\u0435\u0440\u0432\u0435\u0440 \u043f\u0440\u043e\u0432\u0430\u0439\u0434\u0435\u0440\u0430. \u0421\u0443\u0442\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0432 \u0442\u043e\u043c, \u0447\u0442\u043e \u0435\u0441\u043b\u0438 \u043f\u043e\u0438\u0441\u043a\u043e\u0432\u044b\u0439 \u0437\u0430\u043f\u0440\u043e\u0441 \u0441\u043e\u0441\u0442\u043e\u0438\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437 \u043e\u0434\u043d\u043e\u0433\u043e \u0441\u043b\u043e\u0432\u0430, \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u0432\u043d\u0430\u0447\u0430\u043b\u0435 \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u0432 DNS \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0445\u043e\u0441\u0442\u0430 \u0441 \u0442\u0430\u043a\u0438\u043c \u0438\u043c\u0435\u043d\u0435\u043c, \u043f\u043e\u043b\u0430\u0433\u0430\u044f, \u0447\u0442\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u043e\u0442\u043a\u0440\u044b\u0442\u044c \u043f\u043e\u0434\u0434\u043e\u043c\u0435\u043d, \u0438 \u0443\u0436\u0435 \u043f\u043e\u0442\u043e\u043c \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u0442 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":85706,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-85705","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 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 Firefox \u0438 Chrome \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 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