{"id":92955,"date":"2020-09-01T19:42:04","date_gmt":"2020-09-01T17:42:04","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/identifikacziya-polzovatelej-po-istorii-poseshhenij-v-brauzere"},"modified":"2020-09-01T19:42:04","modified_gmt":"2020-09-01T17:42:04","slug":"identifikacziya-polzovatelej-po-istorii-poseshhenij-v-brauzere","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/identifikacziya-polzovatelej-po-istorii-poseshhenij-v-brauzere","title":{"rendered":"Identificaci\u00f3n de usuarios a trav\u00e9s del historial de navegaci\u00f3n","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Empleados de la empresa Mozilla <noindex><a rel=\"nofollow\" href=\"https:\/\/www.usenix.org\/system\/files\/soups2020-bird.pdf\">publicaron<\/a><\/noindex> resultados de la investigaci\u00f3n sobre la posibilidad de identificar a los usuarios en funci\u00f3n del perfil de visitas en el navegador, que puede ser visible para terceros y sitios web. El an\u00e1lisis de 52,000 perfiles de visitas proporcionados por usuarios de Firefox que participaron en el experimento mostr\u00f3 que las preferencias de visita a sitios son caracter\u00edsticas de cada usuario y son constantes. La singularidad de los perfiles de historial de visitas obtenidos fue del 99%. Adem\u00e1s, un alto grado de singularidad se mantiene incluso si se limita la muestra a solo cien sitios populares.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.usenix.org\/system\/files\/soups2020-bird.pdf\"><img decoding=\"async\" alt=\"Identificaci\u00f3n de usuarios a trav\u00e9s del historial de navegaci\u00f3n\" src=\"\/wp-content\/uploads\/2020\/09\/ec19f1a0a62082894469ae38b7560dd0.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>La verificaci\u00f3n de la posibilidad de reidentificaci\u00f3n se realiz\u00f3 durante un experimento de dos semanas: los datos de las visitas en la primera semana se intentaron correlacionar con los datos de la segunda semana. Se descubri\u00f3 que se pod\u00eda reidentificar al 50% de los usuarios que visitaron 50 o m\u00e1s dominios diferentes. Al visitar 150 o m\u00e1s dominios diferentes, la cobertura de reidentificaci\u00f3n aumentaba hasta el 80%. La verificaci\u00f3n se llev\u00f3 a cabo en una muestra de 10,000 sitios para simular datos que pueden obtener grandes proveedores de contenido (por ejemplo, Google puede controlar las solicitudes a 9823 sitios de estos 10000, Facebook a 7348, Verizon a 5500).<\/p>\n<p>Esta caracter\u00edstica permite a los grandes propietarios de recursos populares identificar a los usuarios con una probabilidad bastante alta. Por ejemplo, empresas como Google, Facebook y Twitter, cuyos widgets se alojan en sitios externos, te\u00f3ricamente pueden reidentificar aproximadamente al 80% de los usuarios.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.usenix.org\/system\/files\/soups2020-bird.pdf\"><img decoding=\"async\" alt=\"Identificaci\u00f3n de usuarios a trav\u00e9s del historial de navegaci\u00f3n\" src=\"\/wp-content\/uploads\/2020\/09\/cf27e6a034cb2c6bc98d06cc3ad0818b.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Tambi\u00e9n se pueden determinar los sitios previamente abiertos mediante m\u00e9todos indirectos, como la iteraci\u00f3n en el c\u00f3digo JavaScript de dominios populares y la evaluaci\u00f3n de la diferencia de latencias al cargar recursos \u2014 si un sitio ha sido abierto recientemente por el usuario, el recurso se entregar\u00e1 desde la cach\u00e9 del navegador casi instant\u00e1neamente. Anteriormente, para determinar las p\u00e1ginas abiertas, se pod\u00edan aplicar <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50872\">la evaluaci\u00f3n<\/a><\/noindex> el almacenamiento en cach\u00e9 de configuraciones HSTS (al abrir un sitio con HSTS, la solicitud HTTP se redirig\u00eda inmediatamente a HTTPS sin intentar una solicitud por HTTP) y <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=26038\">el an\u00e1lisis<\/a><\/noindex> los estados de la propiedad CSS \"visited\". <\/p>\n<p>M\u00e9todos similares para determinar el historial de visitas basados en CSS fueron utilizados en un estudio similar, <noindex><a rel=\"nofollow\" href=\"https:\/\/hal.inria.fr\/hal-00747841\/document\">realizado<\/a><\/noindex> Desde 2009 hasta 2011. Esta investigaci\u00f3n mostr\u00f3 la posibilidad de identificar al 42% de los usuarios al revisar 50 p\u00e1ginas y al 70% al revisar 500 p\u00e1ginas. Estudio de Mozilla <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.lukaszolejnik.com\/web-browsing-histories-are-private-personal-data-now-what\/\">confirm\u00f3<\/a><\/noindex> y precis\u00f3 las conclusiones de la publicaci\u00f3n anterior, aumentando significativamente la precisi\u00f3n en la determinaci\u00f3n del historial de visitas, mientras que la cobertura de los dominios verificados se increment\u00f3 de 6000 a 10000 (en total, se obtuvieron datos de 660000 dominios, pero para la evaluaci\u00f3n de la identificaci\u00f3n se utiliz\u00f3 una muestra de 10 mil de los dominios m\u00e1s populares). <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53635\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0438 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\u0423\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0445 \u043f\u0440\u043e\u0444\u0438\u043b\u0435\u0439 \u0438\u0441\u0442\u043e\u0440\u0438\u0438 \u043f\u043e\u0441\u0435\u0449\u0435\u043d\u0438\u0439 \u0441\u043e\u0441\u0442\u0430\u0432\u0438\u043b\u0430 99%. \u041f\u0440\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":92956,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-92955","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0438 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 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