1.0IGCSE Computer Sciencehttps://learnlearn.uk/igcsecslearnlearnadminhttps://learnlearn.uk/igcsecs/author/learnlearnadmin/rich600338<blockquote class="wp-embedded-content" data-secret="bCqcZZlBwn"><a href="https://learnlearn.uk/igcsecs/transport-layer-security-protocol-tls/">Transport Layer Security Protocol (TLS)</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://learnlearn.uk/igcsecs/transport-layer-security-protocol-tls/embed/#?secret=bCqcZZlBwn" width="600" height="338" title="“Transport Layer Security Protocol (TLS)” — IGCSE Computer Science" data-secret="bCqcZZlBwn" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://learnlearn.uk/igcsecs/wp-includes/js/wp-embed.min.js </script> Secure Socket Layer / Transport Layer Security SSL and the newer TLS are technologies that allow the secure encryption and transmission of data across the internet. Without these technologies any data sent across the internet would be susceptible to interception by third parties. This data could include: Personal information – home address, telephone number Sensitive… Read More »