{"id":19377,"date":"2024-04-02T13:01:00","date_gmt":"2024-04-02T11:01:00","guid":{"rendered":"https:\/\/carontestudio.com\/blog\/?p=19377"},"modified":"2024-04-26T14:39:37","modified_gmt":"2024-04-26T12:39:37","slug":"que-es-cors-y-por-que-es-importante","status":"publish","type":"post","link":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/","title":{"rendered":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante?"},"content":{"rendered":"\n<p>Es posible que te hayas encontrado con <em>Same Origien Policy<\/em> y la necesidad de implementar CORS (<em>Cross-Origin Resource Sharing<\/em>). En esta entrada, explicaremos <em><strong>CORS<\/strong> <\/em>y su papel en la seguridad y el intercambio de datos entre diferentes dominios.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfQu\u00e9 es CORS?<\/h2>\n\n\n\n<p>En t\u00e9rminos simples, CORS es un mecanismo que permite que un <strong>sitio web (origen) solicite datos de otro sitio web (destino) con diferentes dominios<\/strong>, esquemas o puertos. Es algo con la que m\u00e1s de uno se habr\u00e1 encontrado desarrollando tanto <em>front <\/em>como <em>back<\/em>. Un ejemplo donde esto ha podido pasar es al intentar cargar una imagen de una URL diferente, o al hacer <em>fetch <\/em>de una <em>API<\/em>. <em>CORS <\/em>sirve para \u201crelajar\u201d las normas de <em>Same Origien Policy<\/em>.<\/p>\n\n\n\n<p>Vamos con un ejemplo sencillo para entenderlo:<\/p>\n\n\n\n<p>Imagina que tu sitio web est\u00e1 en www.ejemplo.com y necesitas cargar una imagen alojada en www.otraweb.com. Sin <em>CORS<\/em>, el navegador bloquear\u00eda la solicitud por motivos de seguridad.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfPor qu\u00e9 es necesario CORS?<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>Lo del ejemplo anterior, ocurre porque el navegador implementa <em>Same Origen Policy<\/em> como parte de su modelo de seguridad que permite a un sitio web solicitar datos como im\u00e1genes, hojas de estilo, etc. de su misma direcci\u00f3n <em>URL <\/em>libremente, pero <strong>bloquea cualquier cosa de <\/strong><em><strong>URL<\/strong> <\/em>externas, a menos que se cumplan ciertas condiciones. De esta forma, el navegador protege a los usuarios de ataques maliciosos al intentar acceder a sitios que queden fuera de nuestro sitio web.<\/p>\n\n\n\n<p>Por otra parte, esta pol\u00edtica tambi\u00e9n puede limitar la funcionalidad de las aplicaciones web modernas que necesitan acceder a recursos de diferentes dominios. <em>CORS <\/em>permite a los desarrolladores sortear esta limitaci\u00f3n de forma segura y controlada.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"426\" src=\"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/network-3482974_640.png\" alt=\"red segura\" class=\"wp-image-19386\" srcset=\"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/network-3482974_640.png 640w, https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/network-3482974_640-300x200.png 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Petici\u00f3n del navegador<\/h2>\n\n\n\n<p>Cuando el navegador realiza una petici\u00f3n agrega un encabezado de origen de la solicitud si esa solicitud va a un servidor en el <strong>mismo origen, el navegador lo permite<\/strong> sin cuestion\u00e1rselo; sin embargo, si esa misma petici\u00f3n va a una URL diferente, entonces se conoce como una <em>Cross-Origen Request <\/em>o una solicitud de origen cruzado, aqu\u00ed es cuando el navegador limita la conexi\u00f3n con dicha <em>URL <\/em>a no ser que la configuraci\u00f3n de <em>CORS <\/em>lo permita.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/gato-ordenador-CORS.jpg\" alt=\"gato mira ordenador esperando respuesta\" class=\"wp-image-19388\" srcset=\"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/gato-ordenador-CORS.jpg 640w, https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/gato-ordenador-CORS-300x169.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Respuesta del servidor<\/h2>\n\n\n\n<p>Al enviar la respuesta, el servidor a\u00f1adir\u00e1 el encabezado <em>Access-control-Allow-origen<\/em>. &nbsp;Su valor debe coincidir con el encabezado de origen de la solicitud o dicho encabezado puede ser un comod\u00edn que permita solicitudes desde cualquier <em>URL<\/em>.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Errores de CORS<\/h2>\n\n\n\n<p>Si no coinciden, aunque el navegador evitar\u00e1 que los datos de respuesta se compartan con el cliente, por motivos de seguridad esto generar\u00e1 un error en el navegador. Si como usuarios experimentamos este error no podremos hacer nada, a no ser que tengamos acceso al servidor. Teniendo acceso, solo tendremos que aplicar la configuraci\u00f3n adecuada.<\/p>\n\n\n\n<p>Ciertas respuestas <em>HTTP<\/em> como <em>PUT <\/em>o cualquier solicitud con un encabezado no est\u00e1ndar deber\u00e1n verificarse previamente:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>app.use(function(req, res, next) {\n       res.header(\"Access-Control-Allow-Origin\", \"*\");\n       res.header(\"Access-Control-Allow-Headers\", \"Origin, X-Requested-With, Content-Type, Accept\");\n       res.header('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');\n          next();\n    });\n<\/code><\/pre>\n\n\n\n<p>El navegador sabe perfectamente cuando realizar una verificaci\u00f3n previa y primero realiza una solicitud usando las opciones del verbo <em>HTTP<\/em>.&nbsp;El servidor responder\u00e1 aceptando la petici\u00f3n. Diciendo un \u201cvenga, permito que este origen realice solicitudes con los siguientes m\u00e9todos\u201d, momento en el cual la solicitud puede ocurrir sin miedo a un desastre.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusi\u00f3n<\/h2>\n\n\n\n<p>Configurar <em>CORS <\/em>correctamente <strong>consiste en proteger a los clientes<\/strong> (es decir, a los navegadores). El \u00fanico efecto secundario que <em>CORS <\/em>tiene para nuestro servidor web es que puede a\u00f1adir algunos encabezados de respuesta para ayudar al navegador a tomar una decisi\u00f3n. La verdadera magia ocurre en el navegador.<\/p>\n\n\n\n<p><em>CORS <\/em>es un mecanismo fundamental para el intercambio seguro de datos entre diferentes dominios en la web. Comprender c\u00f3mo funciona <em>CORS <\/em>te ayudar\u00e1 a <a href=\"https:\/\/carontestudio.com\/formacion\/cursos-web-vitoria\/\">desarrollar aplicaciones web<\/a> robustas y sin errores.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>El CORS (Cross-Origin Resource Sharing) es esencial para el intercambio seguro de datos entre dominios web. Permite que un sitio solicite recursos de otro dominio, superando la pol\u00edtica de Same Origin del navegador. Al configurarlo correctamente, los desarrolladores pueden sortear restricciones de seguridad y permitir interacciones entre dominios de manera controlada.<\/p>\n","protected":false},"author":18,"featured_media":19395,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[50],"tags":[],"class_list":["post-19377","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programacion-web"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria<\/title>\n<meta name=\"description\" content=\"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria\" \/>\n<meta property=\"og:description\" content=\"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog de maketing | Caronte\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/carontewebstudio\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-02T11:01:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-26T12:39:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"737\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/gif\" \/>\n<meta name=\"author\" content=\"David Boo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"David Boo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/\"},\"author\":{\"name\":\"David Boo\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#\\\/schema\\\/person\\\/b3de34e35d8ffffb7e620d1166ea5f52\"},\"headline\":\"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante?\",\"datePublished\":\"2024-04-02T11:01:00+00:00\",\"dateModified\":\"2024-04-26T12:39:37+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/\"},\"wordCount\":633,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/que-es-cors-y-por-que-es-importante.gif\",\"articleSection\":[\"Programaci\u00f3n\"],\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/\",\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/\",\"name\":\"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/que-es-cors-y-por-que-es-importante.gif\",\"datePublished\":\"2024-04-02T11:01:00+00:00\",\"dateModified\":\"2024-04-26T12:39:37+00:00\",\"description\":\"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#primaryimage\",\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/que-es-cors-y-por-que-es-importante.gif\",\"contentUrl\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/que-es-cors-y-por-que-es-importante.gif\",\"width\":1250,\"height\":737,\"caption\":\"qu\u00e9 es CORS y por qu\u00e9 es importante\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/que-es-cors-y-por-que-es-importante\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/\",\"name\":\"Blog de marketing | Caronte\",\"description\":\"En nuestro blog encontrar\u00e1s art\u00edculos semanales sobre SEO, marketing online, programaci\u00f3n web y mucho m\u00e1s.\",\"publisher\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#organization\",\"name\":\"Caronte - Agencia de marketing\",\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/caronte-agencia-de-marketing-logo.png\",\"contentUrl\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/caronte-agencia-de-marketing-logo.png\",\"width\":1090,\"height\":155,\"caption\":\"Caronte - Agencia de marketing\"},\"image\":{\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/carontewebstudio\\\/\",\"https:\\\/\\\/www.instagram.com\\\/caronte_studio\\\/\",\"https:\\\/\\\/www.tiktok.com\\\/@carontewebstudio\",\"https:\\\/\\\/www.youtube.com\\\/@carontewebstudio\",\"https:\\\/\\\/es.linkedin.com\\\/company\\\/carontewebstudio\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/#\\\/schema\\\/person\\\/b3de34e35d8ffffb7e620d1166ea5f52\",\"name\":\"David Boo\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g\",\"caption\":\"David Boo\"},\"sameAs\":[\"http:\\\/\\\/carontestudio.com\"],\"url\":\"https:\\\/\\\/carontestudio.com\\\/blog\\\/author\\\/david-boo\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria","description":"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.","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:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/","og_locale":"es_ES","og_type":"article","og_title":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria","og_description":"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.","og_url":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/","og_site_name":"Blog de maketing | Caronte","article_publisher":"https:\/\/www.facebook.com\/carontewebstudio\/","article_published_time":"2024-04-02T11:01:00+00:00","article_modified_time":"2024-04-26T12:39:37+00:00","og_image":[{"width":1250,"height":737,"url":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif","type":"image\/gif"}],"author":"David Boo","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"David Boo","Tiempo de lectura":"4 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#article","isPartOf":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/"},"author":{"name":"David Boo","@id":"https:\/\/carontestudio.com\/blog\/#\/schema\/person\/b3de34e35d8ffffb7e620d1166ea5f52"},"headline":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante?","datePublished":"2024-04-02T11:01:00+00:00","dateModified":"2024-04-26T12:39:37+00:00","mainEntityOfPage":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/"},"wordCount":633,"commentCount":0,"publisher":{"@id":"https:\/\/carontestudio.com\/blog\/#organization"},"image":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#primaryimage"},"thumbnailUrl":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif","articleSection":["Programaci\u00f3n"],"inLanguage":"es","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/","url":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/","name":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante? - Caronte Web Vitoria","isPartOf":{"@id":"https:\/\/carontestudio.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#primaryimage"},"image":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#primaryimage"},"thumbnailUrl":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif","datePublished":"2024-04-02T11:01:00+00:00","dateModified":"2024-04-26T12:39:37+00:00","description":"CORS: su papel crucial en la seguridad e intercambio de datos. Entiende su funcionamiento para desarrollar aplicaciones seguras.","breadcrumb":{"@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/"]}]},{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#primaryimage","url":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif","contentUrl":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2024\/03\/que-es-cors-y-por-que-es-importante.gif","width":1250,"height":737,"caption":"qu\u00e9 es CORS y por qu\u00e9 es importante"},{"@type":"BreadcrumbList","@id":"https:\/\/carontestudio.com\/blog\/que-es-cors-y-por-que-es-importante\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/carontestudio.com\/blog\/"},{"@type":"ListItem","position":2,"name":"\u00bfQu\u00e9 es CORS y por qu\u00e9 es importante?"}]},{"@type":"WebSite","@id":"https:\/\/carontestudio.com\/blog\/#website","url":"https:\/\/carontestudio.com\/blog\/","name":"Blog de marketing | Caronte","description":"En nuestro blog encontrar\u00e1s art\u00edculos semanales sobre SEO, marketing online, programaci\u00f3n web y mucho m\u00e1s.","publisher":{"@id":"https:\/\/carontestudio.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/carontestudio.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/carontestudio.com\/blog\/#organization","name":"Caronte - Agencia de marketing","url":"https:\/\/carontestudio.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/carontestudio.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2025\/06\/caronte-agencia-de-marketing-logo.png","contentUrl":"https:\/\/carontestudio.com\/blog\/wp-content\/uploads\/2025\/06\/caronte-agencia-de-marketing-logo.png","width":1090,"height":155,"caption":"Caronte - Agencia de marketing"},"image":{"@id":"https:\/\/carontestudio.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/carontewebstudio\/","https:\/\/www.instagram.com\/caronte_studio\/","https:\/\/www.tiktok.com\/@carontewebstudio","https:\/\/www.youtube.com\/@carontewebstudio","https:\/\/es.linkedin.com\/company\/carontewebstudio"]},{"@type":"Person","@id":"https:\/\/carontestudio.com\/blog\/#\/schema\/person\/b3de34e35d8ffffb7e620d1166ea5f52","name":"David Boo","image":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/secure.gravatar.com\/avatar\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/18a3ceeedb69fb45810646b329f07e0675f1e3b50d53fd3cb7522332f8c15ee9?s=96&d=mm&r=g","caption":"David Boo"},"sameAs":["http:\/\/carontestudio.com"],"url":"https:\/\/carontestudio.com\/blog\/author\/david-boo\/"}]}},"_links":{"self":[{"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/posts\/19377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/comments?post=19377"}],"version-history":[{"count":7,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/posts\/19377\/revisions"}],"predecessor-version":[{"id":19626,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/posts\/19377\/revisions\/19626"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/media\/19395"}],"wp:attachment":[{"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/media?parent=19377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/categories?post=19377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/carontestudio.com\/blog\/wp-json\/wp\/v2\/tags?post=19377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}