{"version":"1.0","provider_name":"IB Computer Science","provider_url":"https:\/\/learnlearn.uk\/ibcs","author_name":"learnlearnadmin","author_url":"https:\/\/learnlearn.uk\/ibcs\/author\/learnlearnadmin\/","title":"Asymmetric Encryption - IB Computer Science","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"MCSEvkFSqr\"><a href=\"https:\/\/learnlearn.uk\/ibcs\/asymmetric-encryption\/\">Asymmetric Encryption<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/learnlearn.uk\/ibcs\/asymmetric-encryption\/embed\/#?secret=MCSEvkFSqr\" width=\"600\" height=\"338\" title=\"&#8220;Asymmetric Encryption&#8221; &#8212; IB Computer Science\" data-secret=\"MCSEvkFSqr\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/*! This file is auto-generated *\/\n!function(c,d){\"use strict\";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(\/[^a-zA-Z0-9]\/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),n=d.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),o=new RegExp(\"^https?:$\",\"i\"),l=0;l<n.length;l++)n[l].style.display=\"none\";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute(\"style\"),\"height\"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if(\"link\"===t.message)if(s=d.createElement(\"a\"),a=d.createElement(\"a\"),s.href=r.getAttribute(\"src\"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener(\"message\",c.wp.receiveEmbedMessage,!1),d.addEventListener(\"DOMContentLoaded\",t,!1),c.addEventListener(\"load\",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf(\"MSIE 10\"),a=!!navigator.userAgent.match(\/Trident.*rv:11\\.\/),i=d.querySelectorAll(\"iframe.wp-embedded-content\"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute(\"data-secret\")))r=Math.random().toString(36).substr(2,10),t.src+=\"#?secret=\"+r,t.setAttribute(\"data-secret\",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute(\"security\"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:\"ready\",secret:r},\"*\")}}}}(window,document);\n<\/script>\n","description":"Introduction to Asymmetric Encryption The Problem with symmetric encryption Symmetric encryption is great for encrypting data when both the sender and receiver are in possession of the shared symmetric key. However this form of encryption requires the key to be shared before use. This is a problem on open networks such as the internet as&hellip;&nbsp;Read More &raquo;","thumbnail_url":"https:\/\/learnlearn.uk\/alevelcs\/wp-content\/uploads\/sites\/20\/2022\/03\/asymmetric-key-encryption-a-level-cie-9618.png"}