Hack The Sec-Leading Resource Of Linux Tutorial: secure

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<span style="color: #990000;">Enable HTTP/2.0 in Apache</span></h2>
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HTTP/2 (HTTP/2.0) is the major upgrade over older version HTTP/1.1 protocol.HTTP/1 was released in 1997 and after a long time the HTTP/2 is released in 2015. HTTP/2 protocol is based on SPDY (generally known as speedy). Some of the key improvements of HTTP/2 are:</div>
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<li style="border: 0px; font-size: inherit; margin: 0px 0px 0px 30px; outline: 0px; padding: 0px; vertical-align: baseline;"><span style="border: 0px; font-size: inherit; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">Server push:</span> Server will pro-actively sent components to clients, So clients doesn’t need to wait for sending requests to server.</li>
<li style="border: 0px; font-size: inherit; margin: 0px 0px 0px 30px; outline: 0px; padding: 0px; vertical-align: baseline;"><span style="border: 0px; font-size: inherit; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">Multiplexing:</span> Reducing number of active connection by bundling multiple HTTP requests from client and sent to server.</li>
<li style="border: 0px; font-size: inherit; margin: 0px 0px 0px 30px; outline: 0px; padding: 0px; vertical-align: baseline;"><span style="border: 0px; font-size: inherit; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">Encryption</span>: efficiently use to encryption with TLS protocol in HTTP/2 over HTTP/1.1.</li>
<li style="border: 0px; font-size: inherit; margin: 0px 0px 0px 30px; outline: 0px; padding: 0px; vertical-align: baseline;"><span style="border: 0px; font-size: inherit; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">HTTP header compression:</span> Compressed headers will reduce the overhead of additional requests to web server.</li>
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<span style="color: #0b5394;">Install or Update Apache</span></h2>
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HTTP/2 protocol supported over <span style="border-image-outset: initial; border-image-repeat: initial; border-image-slice: initial; border-image-source: initial; border-image-width: initial; border: 0px; font-size: inherit; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;"><a href="http://www.hackthesec.co.in/search/label/Apache" target="_blank">Apache</a> version >=2.4.17</span>. So make sure that your <a href="http://www.hackthesec.co.in/search/label/Apache" target="_blank">Apache</a> version supporting HTTP/2 protocol. If you have not installed Apache or using older version upgrade it first. Use the following commands to add PPA for installing latest Apache2 version on your Ubuntu system.</div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"><span style="color: white;">$ sudo apt-get install </span><span style="color: lime;">python-software-properties</span><span style="color: white;">
$ sudo add-apt-repository ppa:ondrej/apache2
$ sudo </span><span style="color: lime;">apt-get</span><span style="color: white;"> update
$ sudo apt-get install </span><span style="color: lime;">apache2</span><span style="color: white; font-size: 0.9em;">
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<span style="color: #0b5394;">Verify Apache Version</span></h2>
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After successful installation of <a href="http://www.hackthesec.co.in/search/label/Apache" target="_blank">Apache2</a> web server on your system, make sure you have Apache >=2.4.17, Earlier version does not supports HTTP/2 protocol.</div>
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Server version: </span><span style="color: lime;">Apache/2.4.17 (Ubuntu)</span><span style="color: white;">
Server built:   2015-11-05T00:00:00</span><span style="color: white; font-size: 0.9em;">
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<span style="color: #0b5394;">Enable HTTP/2 in <a href="http://www.hackthesec.co.in/search/label/Apache" target="_blank">Apache</a></span></h2>
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HTTP/2 protocol requires SSL/TLS virtual hosts. You can’t use HTTP/2 protocol without SSL/TLS enabled websites. Now edit your website VirtualHost and add <orange>http2</orange> keyword in listen section.</div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;">$ sudo a2enmod http2
$ sudo service apache2 restart<span style="font-size: 0.9em;">
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<span style="color: #0b5394;">Verify HTTP/2</span></h2>
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Now configure a VirtualHost with SSL for your domain and use following online tool for testing HTTP/2 support on your website.</div>
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<span style="color: red; outline: none; text-decoration: none;"><a href="https://tools.keycdn.com/http2-test" style="outline: none; text-decoration: none;" target="_blank">https://tools.keycdn.com/http2-test</a><br /><a href="http://www.hackthesec.co.in/" target="_blank">Hack The Security</a><br /><a href="https://www.twitter.com/hackthesecurity" target="_blank">Hack The Security Twitter</a><br /><a href="http://facebook.com/htsecu" target="_blank">Hack The Security Facebook</a></span></div>
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How to Enable HTTP/2.0 in Apache

Enable HTTP/2.0 in Apache HTTP/2 (HTTP/2.0) is the major upgrade over older version HTTP/1.1 protocol.HTTP/1 was released in 1997 and a...