{"id":6833,"date":"2021-05-23T19:37:00","date_gmt":"2021-05-23T19:37:00","guid":{"rendered":"https:\/\/museoupdating.webs.upv.es\/?p=6833"},"modified":"2021-05-23T19:38:35","modified_gmt":"2021-05-23T19:38:35","slug":"el-origen-de-la-criptografia-de-clave-publica","status":"publish","type":"post","link":"https:\/\/museoupdating.webs.upv.es\/va\/blog\/2021\/05\/23\/el-origen-de-la-criptografia-de-clave-publica\/","title":{"rendered":"L\u2019origen de la Criptografia de Clau p\u00fablica"},"content":{"rendered":"<p style=\"text-align: justify;\">El taller mostra el fonament matem\u00e0tic dels sistemes de xifrat asim\u00e8tric usat en els sistemes inform\u00e0tics actuals. A trav\u00e9s d\u2019activitats pr\u00e0ctiques explicarem el principi de Kerckhoffs, la difer\u00e8ncia entre clau p\u00fablica i privada, examinarem les bases de l\u2019algorisme de Diffie-Hellman basat en els nombres primers i intentarem trencar el xifrat de missatges. Aquest taller requereix una m\u00ednima base matem\u00e0tica (factoritzaci\u00f3, nombres primers), ra\u00f3 per la qual est\u00e0 indicat per a l\u2019alumnat de Batxillerat.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-6833 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/NSA-Crypto-Backdoor-1024x768-300x225-1.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/NSA-Crypto-Backdoor-1024x768-300x225-1.jpg\" class=\"attachment-medium size-medium\" alt=\"\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/Asymmetric_cryptography_-_step_2.svg-300x201-1.png'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"201\" src=\"https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/Asymmetric_cryptography_-_step_2.svg-300x201-1.png\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/Asymmetric_cryptography_-_step_2.svg-300x201-1.png 300w, https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/Asymmetric_cryptography_-_step_2.svg-300x201-1-272x182.png 272w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/diffie_hellman.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"199\" src=\"https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/diffie_hellman-300x199.jpg\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/diffie_hellman-300x199.jpg 300w, https:\/\/museoupdating.webs.upv.es\/wp-content\/uploads\/2021\/05\/diffie_hellman.jpg 442w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>El taller mostra el fonament matem\u00e0tic dels sistemes de xifrat asim\u00e8tric usat en els sistemes inform\u00e0tics actuals. A trav\u00e9s d\u2019activitats pr\u00e0ctiques explicarem el principi de Kerckhoffs, la difer\u00e8ncia entre clau p\u00fablica i privada, examinarem les bases de l\u2019algorisme de Diffie-Hellman basat en els nombres primers i intentarem trencar el xifrat de missatges. Aquest taller requereix [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6591,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[32,36],"tags":[],"class_list":{"0":"post-6833","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-actividades","8":"category-talleres-de-criptografia-y-criptoanalisis","10":"post-with-thumbnail","11":"post-with-thumbnail-large"},"_links":{"self":[{"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/posts\/6833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/comments?post=6833"}],"version-history":[{"count":3,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/posts\/6833\/revisions"}],"predecessor-version":[{"id":6836,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/posts\/6833\/revisions\/6836"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/media\/6591"}],"wp:attachment":[{"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/media?parent=6833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/categories?post=6833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/museoupdating.webs.upv.es\/va\/wp-json\/wp\/v2\/tags?post=6833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}