{"version":"1.0","provider_name":"JHU Engineering Magazine","provider_url":"https:\/\/engineering.jhu.edu\/magazine-archive","title":"Beware the Eavesdropper - JHU Engineering Magazine","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"CfkY9Ir2Tg\"><a href=\"https:\/\/engineering.jhu.edu\/magazine-archive\/2008\/01\/beware-eavesdropper\/\">Beware the Eavesdropper<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/engineering.jhu.edu\/magazine-archive\/2008\/01\/beware-eavesdropper\/embed\/#?secret=CfkY9Ir2Tg\" width=\"600\" height=\"338\" title=\"&#8220;Beware the Eavesdropper&#8221; &#8212; JHU Engineering Magazine\" data-secret=\"CfkY9Ir2Tg\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!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);\n\/\/# sourceURL=https:\/\/engineering.jhu.edu\/magazine-archive\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/engineering.jhu.edu\/magazine-archive\/wp-content\/uploads\/2014\/07\/eavesdropper.jpg","thumbnail_width":343,"thumbnail_height":271,"description":"In the past decade, millions of people have begun to use Voice Over Internet Protocol (VOIP) services that route their telephone calls over the Internet. Because the public nature of the Internet makes eavesdropping relatively easy, VOIP providers are increasingly encrypting the conversations to protect users\u2019 privacy. But the encryption scheme has a weak spot,..."}