{"id":17297,"date":"2016-10-24T14:02:47","date_gmt":"2016-10-24T14:02:47","guid":{"rendered":"https:\/\/codewebbarcelona.com\/concepts1\/"},"modified":"2026-04-20T18:01:04","modified_gmt":"2026-04-20T18:01:04","slug":"conceptes1","status":"publish","type":"post","link":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/","title":{"rendered":"Conceptes #1"},"content":{"rendered":"<h2>Internet de les coses<\/h2>\n<p>Aquesta setmana ha esclatat una not\u00edcia que ens ha deixat a tots bocabadats; la sorpresa ha estat directament proporcional al nostre coneixement sobre Internet.<\/p>\n<p>Perqu\u00e8 no ens quedem amb cara de p\u00f2quer, avui desvetllarem algunes claus que ens ajudaran a entendre la not\u00edcia seg\u00fcent.<\/p>\n<p>&#8220;Divendres passat, 21 d\u2019octubre, un atac DDoS va deixar fora de servei Dyn, i com a conseq\u00fc\u00e8ncia, desenes de webs, serveis i diverses xarxes socials com Amazon, Reddit, Github, Spotify, entre d\u2019altres. L\u2019atac va aprofitar la vulnerabilitat existent en milions d\u2019accessoris, dispositius i electrodom\u00e8stics connectats a la xarxa.&#8221;<\/p>\n<p>&#8220;L\u2019atac podria haver estat dut a terme per persones sense grans coneixements t\u00e8cnics i, a dia d\u2019avui, no hi ha res que puguem fer.&#8221;<\/p>\n<p>&#8220;Aquesta persona o grup va utilitzar botnets que, a trav\u00e9s de Mirai, van explorar les vulnerabilitats dels seus firmwares i sistemes operatius.&#8221;<\/p>\n<p><a href=\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/diseno-web-barcelona-internet-de-las-coses-01-1.png\"><img decoding=\"async\" class=\"alignnone size-full wp-image-561\" src=\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/diseno-web-barcelona-internet-de-las-coses-01-1.png\" alt=\"diseno-web-barcelona-internet-de-las-cosas-01\" width=\"960\" height=\"624\" \/><\/a><\/p>\n<p>Aqu\u00ed tenim tres par\u00e0grafs que resumeixen for\u00e7a b\u00e9 la not\u00edcia i ens serveixen de guia per a aquest article.<\/p>\n<p>Primer de tot, haur\u00edem d\u2019analitzar-los per extreure\u2019n les idees clau.<\/p>\n<ul>\n<li>\u00c9s sorprenent com empreses tan importants poden estar tan desprotegides.<\/li>\n<li>No cal treballar al CERN per plantar cara a un gegant.<\/li>\n<li>Qu\u00e8 s\u00f3n els botnets? S\u00f3n la nova arma de destrucci\u00f3 massiva?<\/li>\n<li>Em sento com en una pel\u00b7l\u00edcula de Terminator.<\/li>\n<li>Qu\u00e8 \u00e9s l\u2019Internet de les coses?<\/li>\n<\/ul>\n<p>\u00c9s evident que no hi ha res m\u00e9s temptador per a un hacker que fer la guitza a una gran empresa, i si a sobre surt als diaris i als informatius, millor que millor.<\/p>\n<p>Aix\u00ed doncs, el primer que tenim \u00e9s el m\u00f2bil principal: la fama.<\/p>\n<p>Per aconseguir-la, nom\u00e9s cal utilitzar botnets per llan\u00e7ar peticions massives a les webs esmentades m\u00e9s amunt.<\/p>\n<h2>Botnets?<\/h2>\n<p>S\u00ed, botnets: els nous soldats digitals, incansables, que no mengen ni gasten gaire recursos.<\/p>\n<p>Els botnets s\u00f3n xarxes de robots inform\u00e0tics que actuen de manera aut\u00f2noma i autom\u00e0tica. El seu creador controla tots els ordinadors o servidors infectats de forma remota.<\/p>\n<p>Des del seu sof\u00e0, el creador d\u2019aquests botnets els programa perqu\u00e8 s\u2019infiltrin als nostres ordinadors i, un cop dins, els utilitzin com si fossin par\u00e0sits que manipulen el cervell. La gr\u00e0cia \u00e9s que ni ens n\u2019adonem.<\/p>\n<p><a href=\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/diseno-web-barcelona-internet-de-las-coses-03-1.png\"><img decoding=\"async\" class=\"alignnone size-full wp-image-563\" src=\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/diseno-web-barcelona-internet-de-las-coses-03-1.png\" alt=\"diseno-web-barcelona-internet-de-las-cosas-03\" width=\"640\" height=\"394\" \/><\/a><\/p>\n<p>Suposem que creem una xarxa de botnets amb intencions malicioses. El primer pas \u00e9s que s\u2019infiltrin a milions d\u2019ordinadors d\u2019arreu del m\u00f3n; un cop aconseguit, nom\u00e9s cal activar-los perqu\u00e8 facin el que vulguem.<\/p>\n<p>El funcionament dels servidors \u00e9s senzill: emmagatzemen les nostres p\u00e0gines web i les serveixen quan les demanem.<\/p>\n<p>Una petici\u00f3 pot ser tan simple com entrar a la web de JordiEnsenyatDisseny i demanar m\u00e9s informaci\u00f3. Tamb\u00e9 ho \u00e9s subscriure\u2019s al butllet\u00ed del nostre museu preferit.<\/p>\n<p>Si aix\u00f2 es fa de manera org\u00e0nica, no sol causar problemes, ja que calculem la capacitat del servidor segons el tr\u00e0nsit habitual.<\/p>\n<p>Per\u00f2 si aquestes peticions les fan milions d\u2019ordinadors alhora, la cosa canvia. Per aix\u00f2 cal utilitzar bots: una sola persona amb males intencions pot tenir la for\u00e7a de milions d\u2019usuaris mitjan\u00e7ant botnets.<\/p>\n<p>Per evitar-ho, nom\u00e9s cal instal\u00b7lar un bon antivirus i, de passada, un programa de detecci\u00f3 de malware, imprescindible perqu\u00e8 el nostre ordinador no acabi formant part d\u2019una xarxa zombi.<\/p>\n<h2>El volum d\u2019aparells connectats a la xarxa s\u2019estima entre 22.000 i 50.000 milions per a l\u2019any 2020!!!<\/h2>\n<p>&nbsp;<\/p>\n<p>La particularitat d\u2019aquest atac \u00e9s que es va executar a trav\u00e9s de l\u2019Internet de les coses.<\/p>\n<p>L\u2019Internet de les coses fa refer\u00e8ncia a tots aquells dispositius d\u2019\u00fas quotidi\u00e0 que avui dia estan connectats a Internet.<\/p>\n<p>Actualment, hi ha una gran varietat d\u2019aparells al mercat amb wifi i connexi\u00f3 a la xarxa.<\/p>\n<p>Neveres que avisen quan els aliments caduquen, sabatilles que registren les estad\u00edstiques de l\u2019usuari al n\u00favol, joguines intel\u00b7ligents per a infants&#8230;<\/p>\n<p>Aquests dispositius tenen un gran potencial, per\u00f2 tamb\u00e9 un nivell de protecci\u00f3 molt baix davant d\u2019atacs de malware. S\u00f3n una arma de doble tall.<\/p>\n<p>Aix\u00ed \u00e9s com es va produir l\u2019atac: es va utilitzar la wifi de milions de c\u00e0meres de v\u00eddeo infectades que, alhora, van col\u00b7lapsar la xarxa Dyn a trav\u00e9s de Mirai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Internet de les coses Aquesta setmana ha esclatat una not\u00edcia que ens ha deixat a tots bocabadats; la sorpresa ha estat directament proporcional al nostre coneixement sobre Internet. Perqu\u00e8 no ens quedem amb cara de p\u00f2quer, avui desvetllarem algunes claus que ens ajudaran a entendre la not\u00edcia seg\u00fcent. &#8220;Divendres passat, 21 d\u2019octubre, un atac DDoS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4354,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[212],"class_list":["post-17297","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-altres"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.<\/title>\n<meta name=\"description\" content=\"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.\" \/>\n<meta property=\"og:description\" content=\"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\" \/>\n<meta property=\"og:site_name\" content=\"Code Barcelona\" \/>\n<meta property=\"article:published_time\" content=\"2016-10-24T14:02:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-20T18:01:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cd26Bc\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrit per\" \/>\n\t<meta name=\"twitter:data1\" content=\"cd26Bc\" \/>\n\t<meta name=\"twitter:label2\" content=\"Temps estimat de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minuts\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\"},\"author\":{\"name\":\"cd26Bc\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567\"},\"headline\":\"Conceptes #1\",\"datePublished\":\"2016-10-24T14:02:47+00:00\",\"dateModified\":\"2026-04-20T18:01:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\"},\"wordCount\":735,\"image\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg\",\"articleSection\":[\"Altres\"],\"inLanguage\":\"ca\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\",\"url\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\",\"name\":\"A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.\",\"isPartOf\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg\",\"datePublished\":\"2016-10-24T14:02:47+00:00\",\"dateModified\":\"2026-04-20T18:01:04+00:00\",\"author\":{\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567\"},\"description\":\"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.\",\"inLanguage\":\"ca\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage\",\"url\":\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg\",\"contentUrl\":\"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg\",\"width\":1800,\"height\":800},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/#website\",\"url\":\"https:\/\/codewebbarcelona.com\/ca\/\",\"name\":\"Code Barcelona\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/codewebbarcelona.com\/ca\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ca\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567\",\"name\":\"cd26Bc\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g\",\"caption\":\"cd26Bc\"},\"sameAs\":[\"https:\/\/codewebbarcelona.com\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.","description":"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/","og_locale":"ca_ES","og_type":"article","og_title":"A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.","og_description":"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.","og_url":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/","og_site_name":"Code Barcelona","article_published_time":"2016-10-24T14:02:47+00:00","article_modified_time":"2026-04-20T18:01:04+00:00","og_image":[{"width":1800,"height":800,"url":"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg","type":"image\/jpeg"}],"author":"cd26Bc","twitter_card":"summary_large_image","twitter_misc":{"Escrit per":"cd26Bc","Temps estimat de lectura":"4 minuts"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#article","isPartOf":{"@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/"},"author":{"name":"cd26Bc","@id":"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567"},"headline":"Conceptes #1","datePublished":"2016-10-24T14:02:47+00:00","dateModified":"2026-04-20T18:01:04+00:00","mainEntityOfPage":{"@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/"},"wordCount":735,"image":{"@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage"},"thumbnailUrl":"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg","articleSection":["Altres"],"inLanguage":"ca"},{"@type":"WebPage","@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/","url":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/","name":"A trav\u00e9s de la noticia exploraremos el concepto de internet de las cosas.","isPartOf":{"@id":"https:\/\/codewebbarcelona.com\/ca\/#website"},"primaryImageOfPage":{"@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage"},"image":{"@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage"},"thumbnailUrl":"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg","datePublished":"2016-10-24T14:02:47+00:00","dateModified":"2026-04-20T18:01:04+00:00","author":{"@id":"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567"},"description":"Esta semana es noticia de los medios el ataque que ha dejado sin funcionamiento un servidor y sus clientes, a trav\u00e9s del internet de las cosas.","inLanguage":"ca","potentialAction":[{"@type":"ReadAction","target":["https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/"]}]},{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/codewebbarcelona.com\/ca\/blog\/conceptes1\/#primaryimage","url":"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg","contentUrl":"https:\/\/codewebbarcelona.com\/wp-content\/uploads\/2016\/10\/concepts-1-featured.jpg","width":1800,"height":800},{"@type":"WebSite","@id":"https:\/\/codewebbarcelona.com\/ca\/#website","url":"https:\/\/codewebbarcelona.com\/ca\/","name":"Code Barcelona","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/codewebbarcelona.com\/ca\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ca"},{"@type":"Person","@id":"https:\/\/codewebbarcelona.com\/ca\/#\/schema\/person\/3af5f44aaf0de2919e9225aa5ca32567","name":"cd26Bc","image":{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/b904e836584635855eaa0ee2922bae4fe2aa94ffb558048dcc5dac5f98f0fadc?s=96&d=mm&r=g","caption":"cd26Bc"},"sameAs":["https:\/\/codewebbarcelona.com"]}]}},"_links":{"self":[{"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/posts\/17297","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/comments?post=17297"}],"version-history":[{"count":2,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/posts\/17297\/revisions"}],"predecessor-version":[{"id":17304,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/posts\/17297\/revisions\/17304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/media\/4354"}],"wp:attachment":[{"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/media?parent=17297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codewebbarcelona.com\/ca\/wp-json\/wp\/v2\/categories?post=17297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}