{"version":"1.0","provider_name":"Prepaway.net","provider_url":"https:\/\/www.prepaway.net\/certification-training","author_name":"admin","author_url":"https:\/\/www.prepaway.net\/certification-training\/author\/admin\/","title":"What is a Firewall in Networking? - Prepaway.net","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"LUIU0z17Np\"><a href=\"https:\/\/www.prepaway.net\/certification-training\/what-is-a-firewall-in-networking\/\">What is a Firewall in Networking?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.prepaway.net\/certification-training\/what-is-a-firewall-in-networking\/embed\/#?secret=LUIU0z17Np\" width=\"600\" height=\"338\" title=\"&#8220;What is a Firewall in Networking?&#8221; &#8212; Prepaway.net\" data-secret=\"LUIU0z17Np\" 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:\/\/www.prepaway.net\/certification-training\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"In the vast and interconnected world of modern technology, networks form the backbone of communication, data exchange, and digital interaction. Whether it\u2019s your home Wi-Fi network, a corporate intranet, or the global internet, data constantly travels between devices and servers. But with such open communication comes risk: unauthorized access, cyberattacks, and data breaches. To safeguard these networks, a critical security tool called a firewall is used. A firewall in networking is essentially a system\u2014either hardware, software, or both\u2014that monitors, controls, and filters the traffic moving in and out of a..."}