{"id":5613,"date":"2019-12-20T12:03:14","date_gmt":"2019-12-20T11:03:14","guid":{"rendered":"http:\/\/agora.xtec.cat\/insramoncasas\/?p=5613"},"modified":"2019-12-23T11:26:45","modified_gmt":"2019-12-23T10:26:45","slug":"una-maquina-enigma-a-linstitut","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/insramoncasas\/general\/una-maquina-enigma-a-linstitut\/","title":{"rendered":"Una m\u00e0quina ENIGMA a l&#8217;institut"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>El passat dimarts dia 3 de desembre vam rebre la visita de l&#8217;\u00d2scar Font, gran aficionat a la criptografia i propietari d&#8217;una de les dues aut\u00e8ntiques m\u00e0quines ENIGMA que existeixen a l&#8217;Estat (l&#8217;altra est\u00e0 en un museu). Ens va fer una exposici\u00f3 molt divertida sobre la hist\u00f2ria de l&#8217;espionatge i dels missatges encriptats, i ens va explicar hist\u00f2ries de la Segona Guerra Mundial, entre d&#8217;altres les que es poden veure al film &#8220;Desxifrant l&#8217;Enigma&#8221;, de 2014, o al llibre &#8220;Descifrando Enigma. Alan Turing: un genio de su tiempo&#8221;, de Jim Ottaviani.<span id=\"productTitle\" class=\"a-size-large\"><\/span><\/p>\n<p>Van poder assistir a la xerrada els alumnes de matem\u00e0tiques de primer de batxillerat i els de segon de l&#8217;ESO.<\/p>\n<p>Font ens va explicar que encara resten 350 m\u00e0quines a tot el m\u00f3n, de les m\u00e9s de 40.000 que es van fabricar, de diferents tipus. Tamb\u00e9 ens va explicar la seva hist\u00f2ria personal, i com va ser possible que pogu\u00e9s comprar-ne una, en una subhasta a Anglaterra fa uns anys. En unes obres a Berl\u00edn sembla ser que van trobar-ne 4 a dins del forat en qu\u00e8 les ficaven per destruir-les amb una granada, ja que potser el soldat no va trobar cap explosiu i nom\u00e9s van quedar soterrades.<\/p>\n<p>Podeu aprendre m\u00e9s sobre les xerrades i els tallers que fa l&#8217;\u00d2scar Font a:<\/p>\n<p>https:\/\/escolaicriptografia.weebly.com\/a-cagraverrec-de.html<\/p>\n<p>Bones festes!<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5614\" src=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123-1024x576.jpg\" alt=\"\" width=\"562\" height=\"316\" srcset=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123-1024x576.jpg 1024w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123-300x169.jpg 300w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123-768x432.jpg 768w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133123.jpg 1651w\" sizes=\"auto, (max-width: 562px) 100vw, 562px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5615\" src=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954-1024x576.jpg\" alt=\"\" width=\"562\" height=\"316\" srcset=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954-1024x576.jpg 1024w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954-300x169.jpg 300w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954-768x432.jpg 768w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123954.jpg 1651w\" sizes=\"auto, (max-width: 562px) 100vw, 562px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5616\" src=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113-576x1024.jpg\" alt=\"\" width=\"413\" height=\"734\" srcset=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113-576x1024.jpg 576w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113-169x300.jpg 169w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113-768x1365.jpg 768w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133113.jpg 929w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5617\" src=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107-1024x576.jpg\" alt=\"\" width=\"562\" height=\"316\" srcset=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107-1024x576.jpg 1024w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107-300x169.jpg 300w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107-768x432.jpg 768w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_133107.jpg 1651w\" sizes=\"auto, (max-width: 562px) 100vw, 562px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5618\" src=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934-1024x576.jpg\" alt=\"\" width=\"562\" height=\"316\" srcset=\"https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934-1024x576.jpg 1024w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934-300x169.jpg 300w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934-768x432.jpg 768w, https:\/\/agora.xtec.cat\/insramoncasas\/wp-content\/uploads\/usu1921\/2019\/12\/20191203_123934.jpg 1651w\" sizes=\"auto, (max-width: 562px) 100vw, 562px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; El passat dimarts dia 3 de desembre vam rebre la visita de l&#8217;\u00d2scar Font, gran aficionat a la criptografia i propietari d&#8217;una de les dues aut\u00e8ntiques m\u00e0quines ENIGMA que existeixen a l&#8217;Estat (l&#8217;altra est\u00e0 en un museu). Ens va fer una exposici\u00f3 molt divertida sobre la hist\u00f2ria de l&#8217;espionatge i dels missatges encriptats, i [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5618,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[119,8,1,104,29,109],"tags":[],"class_list":["post-5613","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2eso","category-batxillerat","category-general","category-matematiques","category-portada","category-tecnologia"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/posts\/5613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/comments?post=5613"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/posts\/5613\/revisions"}],"predecessor-version":[{"id":5624,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/posts\/5613\/revisions\/5624"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/media\/5618"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/media?parent=5613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/categories?post=5613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insramoncasas\/wp-json\/wp\/v2\/tags?post=5613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}