{"id":1537,"date":"2016-10-13T11:29:00","date_gmt":"2016-10-13T09:29:00","guid":{"rendered":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/?p=1537"},"modified":"2021-12-16T15:23:31","modified_gmt":"2021-12-16T14:23:31","slug":"des-cles-pour-decrypter","status":"publish","type":"post","link":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/2016\/10\/13\/des-cles-pour-decrypter\/","title":{"rendered":"Des cl\u00e9s pour d\u00e9crypter"},"content":{"rendered":"\n<p><em>Une nouvelle intervention dans le cadre de la formation au num\u00e9rique des \u00e9l\u00e8ves qui explique que si la cryptographie est un champ d\u2019\u00e9tude des sciences du num\u00e9rique, le cryptage de l\u2019information est une science bien ancienne.<\/em><\/p>\n\n\n\n<p>Du chiffrement de C\u00e9sar \u00e0 la m\u00e9thode RSA,&nbsp;<strong>Jean-Alain Roddier<\/strong>, IA-IPR de math\u00e9matiques met en perspective l&rsquo;\u00e9volution du triptyque \u00ab\u00a0<strong>cryptage-clef-d\u00e9cryptage<\/strong>\u00a0\u00bb au cours de l&rsquo;histoire. Les \u00e9l\u00e8ves pourront se rendre compte des enjeux de la s\u00e9curisation de la transmission des informations, et de l\u2019ing\u00e9niosit\u00e9 d\u00e9velopp\u00e9e pour d\u00e9couvrir les clefs de cryptage.<\/p>\n\n\n\n<p>Les progr\u00e8s de l&rsquo;informatique, notamment en terme de puissance et&nbsp; de vitesse de calcul, remettent en cause la fiabilit\u00e9 du cryptage.<strong>&nbsp;Jean-Louis Nicolas<\/strong>, professeur \u00e0 l\u2019universit\u00e9 Claude Bernard de Lyon et<strong>&nbsp;Christophe Delaunay<\/strong>, professeur \u00e0 l\u2019universit\u00e9 de Franche-Comt\u00e9 nous expliquent le r\u00f4le essentiel des math\u00e9matiques et de la physique dans la cryptographie moderne.<\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-background\" style=\"background-color:#e1f1f1\">\u2592 En t\u00e9l\u00e9chargement : <a href=\"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-content\/uploads\/sites\/6\/2021\/12\/Le_cryptage.pdf\"><strong>Le_cryptage.pdf<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-pdfemb-pdf-embedder-viewer\"><\/p>\n<\/div><\/div>\n\n\n\n<p><strong><strong>Plus d\u2019informations<\/strong><br><a href=\"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/category\/formations-au-numerique\/formation-au-numerique-des-eleves\/\">Retrouvez tous les documents de la formation au num\u00e9rique des \u00e9l\u00e8ves<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle intervention dans le cadre de la formation au num\u00e9rique des \u00e9l\u00e8ves qui explique que si la cryptographie est un champ d\u2019\u00e9tude des sciences du num\u00e9rique, le cryptage de [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1539,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"footnotes":""},"categories":[32],"tags":[],"class_list":{"0":"post-1537","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-formation-au-numerique-des-eleves","8":"czr-hentry"},"_links":{"self":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/comments?post=1537"}],"version-history":[{"count":2,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1537\/revisions"}],"predecessor-version":[{"id":1613,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/posts\/1537\/revisions\/1613"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/media\/1539"}],"wp:attachment":[{"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/media?parent=1537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/categories?post=1537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pedagogie.ac-clermont.fr\/numerique-educatif\/wp-json\/wp\/v2\/tags?post=1537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}