{"id":8335,"date":"2021-12-23T19:42:06","date_gmt":"2021-12-23T18:42:06","guid":{"rendered":"https:\/\/insbalaguer.cat\/?p=8335"},"modified":"2021-12-23T19:42:06","modified_gmt":"2021-12-23T18:42:06","slug":"criptografia-a-matematiques-2n-deso","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/insbalaguer\/noticies\/criptografia-a-matematiques-2n-deso\/","title":{"rendered":"Criptografia a matem\u00e0tiques. 2n d&#8217;ESO"},"content":{"rendered":"\n<p>L&#8217;alumnat de 2n d&#8217;ESO va gaudir aquests \u00faltims dies d&#8217;un taller de criptografia. Va constar en escriure un missatge secret en unes tires de paper, que nom\u00e9s es podia llegir fent \u00fas d&#8217;un tub de cartr\u00f3. En l&#8217;antiga Gr\u00e8cia els espartans utilitzaven un pal anomenat esc\u00edtala per a trametre i rebre missatges secrets. Nosaltres ara, igual com feien els grecs, nom\u00e9s amb un tub del mateix di\u00e0metre podem llegir el missatge. Una part de l&#8217;alumnat va aprofitar per escriure un missatge nadalenc. Bones festes a totes i tots!<\/p>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_134640-768x1024.jpg\" alt=\"\" data-id=\"8336\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_134640-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8336#main\" class=\"wp-image-8336\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_143131-1024x768.jpg\" alt=\"\" data-id=\"8337\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_143131-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8337#main\" class=\"wp-image-8337\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_144535-1024x768.jpg\" alt=\"\" data-id=\"8338\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_144535-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8338#main\" class=\"wp-image-8338\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_144856-768x1024.jpg\" alt=\"\" data-id=\"8339\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211221_144856-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8339#main\" class=\"wp-image-8339\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_111902-768x1024.jpg\" alt=\"\" data-id=\"8340\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_111902-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8340#main\" class=\"wp-image-8340\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_112150-768x1024.jpg\" alt=\"\" data-id=\"8341\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_112150-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8341#main\" class=\"wp-image-8341\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_162322-1024x428.jpg\" alt=\"\" data-id=\"8342\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG_20211222_162322-scaled.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8342#main\" class=\"wp-image-8342\"\/><figcaption class=\"blocks-gallery-item__caption\">sdr<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG-20211222-WA0035-1024x768.jpg\" alt=\"\" data-id=\"8344\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG-20211222-WA0035.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8344#main\" class=\"wp-image-8344\"\/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG-20211222-WA0048-1024x768.jpg\" alt=\"\" data-id=\"8345\" data-full-url=\"https:\/\/insbalaguer.cat\/wp-content\/uploads\/2021\/12\/IMG-20211222-WA0048.jpg\" data-link=\"https:\/\/insbalaguer.cat\/?attachment_id=8345#main\" class=\"wp-image-8345\"\/><\/figure><\/li><\/ul><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>L&#8217;alumnat de 2n d&#8217;ESO va gaudir aquests \u00faltims dies d&#8217;un taller de criptografia. Va constar en escriure un missatge secret en unes tires de paper, que nom\u00e9s es podia llegir fent \u00fas d&#8217;un tub de cartr\u00f3. En l&#8217;antiga Gr\u00e8cia els espartans utilitzaven un pal anomenat esc\u00edtala per a trametre i rebre missatges secrets. Nosaltres ara, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8343,"comment_status":"closed","ping_status":"open","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":[111],"tags":[],"class_list":["post-8335","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticies"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/posts\/8335","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/comments?post=8335"}],"version-history":[{"count":0,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/posts\/8335\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/media?parent=8335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/categories?post=8335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insbalaguer\/wp-json\/wp\/v2\/tags?post=8335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}