{"id":332082,"date":"2025-04-07T18:21:27","date_gmt":"2025-04-07T12:51:27","guid":{"rendered":"https:\/\/forumias.com\/blog\/?p=332082"},"modified":"2025-04-08T20:19:28","modified_gmt":"2025-04-08T14:49:28","slug":"captcha","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/captcha\/","title":{"rendered":"CAPTCHA"},"content":{"rendered":"<p><strong>News: <\/strong>CAPTCHA has made the internet a safer place today. But as bots keep getting smarter, <strong>CAPTCHA<\/strong> needs to figure out how to be more accessible and easier to use for humans in the world of digital security.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-332251 aligncenter\" src=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?resize=618%2C410&#038;ssl=1\" alt=\"CAPTCHA\" width=\"618\" height=\"410\" srcset=\"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?resize=1024%2C680&amp;ssl=1 1024w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?resize=768%2C510&amp;ssl=1 768w, https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?w=1280&amp;ssl=1 1280w\" sizes=\"auto, (max-width: 618px) 100vw, 618px\" \/><\/p>\n<h2>About CAPTCHA<\/h2>\n<ul>\n<li>CAPTCHA stands for <strong>\u201cCompletely Automated Public Turing test to tell Computers and Humans Apart\u201d.<\/strong><\/li>\n<li>It is a <strong>programme that protects websites against<\/strong> bots by generating and grading tests that humans can pass but current computer programmes cannot.<\/li>\n<li><strong>Developed by:<\/strong> Computer scientists <strong>Luis von Ahn, Manuel Blum, Nicholas J. Hopper, and John Langford<\/strong> filed the first patent for CAPTCHA in 2003.<\/li>\n<li><strong>Working:<\/strong>\n<ul>\n<li>It works based on an idea called the Turing test, proposed by British mathematician Alan Turing back in the 1950s.<\/li>\n<li>These tests involve <strong>recognising letters, numbers, or symbols<\/strong> that were deliberately <strong>messed up<\/strong> so that machines couldn\u2019t parse them but humans could.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Evolution of CAPTCHA;<\/strong>\n<ul>\n<li><strong>reCAPTCHA:<\/strong>\n<ul>\n<li>As the <strong>bots became more advanced<\/strong>, a new advanced CAPTCHA resulted into <strong>reCAPTCHA<\/strong> <strong>in 2009.<\/strong><\/li>\n<li>It used <strong>words from scanned books<\/strong> to verify users.<\/li>\n<li>It not only stopped bots from taking over, but it also <strong>helped digitise<\/strong> printed texts.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Invisible reCAPTCHA:<\/strong>\n<ul>\n<li>Introduced in <strong>2014 by Google.<\/strong><\/li>\n<li>It used <strong>users\u2019 mouse movements<\/strong> to tell if they were human.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: CAPTCHA has made the internet a safer place today. But as bots keep getting smarter, CAPTCHA needs to figure out how to be more accessible and easier to use for humans in the world of digital security. About CAPTCHA CAPTCHA stands for \u201cCompletely Automated Public Turing test to tell Computers and Humans Apart\u201d. It&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/captcha\/\">Continue reading <span class=\"screen-reader-text\">CAPTCHA<\/span><\/a><\/p>\n","protected":false},"author":10393,"featured_media":332251,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[1566,1738,12056],"tags":[11872],"class_list":["post-332082","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-daily-factly-articles","category-science-and-technology-daily-factly-articles","category-knolls-daily-factly-articles","tag-9pm-daily-factly","entry"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/forumias.com\/blog\/wp-content\/uploads\/2025\/04\/CAPTCHA.png?fit=1280%2C850&ssl=1","views":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/332082","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/10393"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=332082"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/332082\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media\/332251"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=332082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=332082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=332082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}