{"id":2174,"date":"2019-12-02T19:15:00","date_gmt":"2019-12-02T19:15:00","guid":{"rendered":"https:\/\/www.htmlgoodies.com\/uncategorized\/an-introduction-to-json-web-tokens-jwt\/"},"modified":"2019-12-02T19:15:00","modified_gmt":"2019-12-02T19:15:00","slug":"an-introduction-to-json-web-tokens-jwt","status":"publish","type":"post","link":"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/","title":{"rendered":"An Introduction to JSON Web Tokens (JWT)"},"content":{"rendered":"<p><img alt=\"JWT Figure 1\" src=\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/04\/JWT-Figure1.jpg\" style=\"border: 0px none;\" width=\"520\" \/><\/p>\n<p>As you can see, authentication in APIs is vitally important. We cannot expose our APIs to the world without guaranteeing at least minimal security, unless the intention is to actually leave it open.<\/p>\n<p>There are many other points to note, such as using Refresh Tokens, external authentication via Facebook, Google and Twitter for example.<\/p>\n<h3>About the Author<\/h3>\n<p><em><strong>Diogo Souza<\/strong>&nbsp;works as a Java Developer at PagSeguro and has worked for companies such as Indra Company, Atlantic Institute and Ebix LA. He is also an Android trainer, speaker at events on Java and mobile world.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>As you can see, authentication in APIs is vitally important. We cannot expose our APIs to the world without guaranteeing at least minimal security, unless the intention is to actually leave it open. There are many other points to note, such as using Refresh Tokens, external authentication via Facebook, Google and Twitter for example. About [&hellip;]<\/p>\n","protected":false},"author":43,"featured_media":1290,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[30620,30625],"tags":[960,5286,3385,3447],"b2b_audience":[29,35,36,37,34],"b2b_industry":[],"b2b_product":[68,78,94,67,99,113,114,117],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>An Introduction to JSON Web Tokens (JWT) | HTML Goodies<\/title>\n<meta name=\"description\" content=\"As you can see, authentication in APIs is vitally important. We cannot expose our APIs to the world without guaranteeing at least minimal security, unless\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"An Introduction to JSON Web Tokens (JWT) | HTML Goodies\" \/>\n<meta property=\"og:description\" content=\"As you can see, authentication in APIs is vitally important. We cannot expose our APIs to the world without guaranteeing at least minimal security, unless\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/\" \/>\n<meta property=\"og:site_name\" content=\"HTML Goodies\" \/>\n<meta property=\"article:published_time\" content=\"2019-12-02T19:15:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/04\/ThinkstockPhotos-465986085_290x195.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"290\" \/>\n\t<meta property=\"og:image:height\" content=\"195\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@htmlgoodies\" \/>\n<meta name=\"twitter:site\" content=\"@htmlgoodies\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Diogo Souza\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.htmlgoodies.com\/#organization\",\"name\":\"HTML Goodies\",\"url\":\"https:\/\/www.htmlgoodies.com\/\",\"sameAs\":[\"https:\/\/twitter.com\/htmlgoodies\"],\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.htmlgoodies.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/03\/HTMLg_weblogo_MobileLogo.png\",\"contentUrl\":\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/03\/HTMLg_weblogo_MobileLogo.png\",\"width\":584,\"height\":136,\"caption\":\"HTML Goodies\"},\"image\":{\"@id\":\"https:\/\/www.htmlgoodies.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.htmlgoodies.com\/#website\",\"url\":\"https:\/\/www.htmlgoodies.com\/\",\"name\":\"HTML Goodies\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.htmlgoodies.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.htmlgoodies.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/#primaryimage\",\"url\":\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/04\/ThinkstockPhotos-465986085_290x195.jpg\",\"contentUrl\":\"https:\/\/www.htmlgoodies.com\/wp-content\/uploads\/2021\/04\/ThinkstockPhotos-465986085_290x195.jpg\",\"width\":290,\"height\":195},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/#webpage\",\"url\":\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/\",\"name\":\"An Introduction to JSON Web Tokens (JWT) | HTML Goodies\",\"isPartOf\":{\"@id\":\"https:\/\/www.htmlgoodies.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.htmlgoodies.com\/javascript\/an-introduction-to-json-web-tokens-jwt\/#primaryimage\"},\"datePublished\":\"2019-12-02T19:15:00+00:00\",\"dateModified\":\"2019-12-02T19:15:00+00:00\",\"description\":\"As you can see, authentication in APIs is vitally important. 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