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        <title>Create and Apply SSL Certificate to Aria2 RPC Interface</title>
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            <h1>Create and Apply SSL Certificate to Aria2 RPC Interface</h1>
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          <h2>Prerequisites</h2>

<ul>
	<li class="noCheckbox">A XCA PKI database <a href="https://youtu.be/ezzj3x207lQ" target="_blank">https://youtu.be/ezzj3x207lQ</a></li>
</ul>

<h2>Create Your SSL Certificate</h2>

<ol>
	<li>Launch XCA</li>
	<li>Open the PKI database if it is not already (File &gt; Open DataBase), enter password</li>
	<li>Click on the Certificates tab, right click on your Intermediate CA certificate</li>
	<li>Select New</li>
	<li>On the Source tab, make sure Use this Certificate for signing is selected</li>
	<li>Verify your Intermediate CA certificate is selected from the drop down</li>
	<li>Click the Subject tab</li>
	<li>Complete the Distinguished Name section
	<p>internalName: aria2.i12bretro.local<br />
	countryName: US<br />
	stateOrProvinceName: Virginia<br />
	localityName: Northern<br />
	organizationName: i12bretro<br />
	organizationUnitName: i12bretro Certificate Authority<br />
	commonName: aria2.i12bretro.local</p>
	</li>
	<li>Click the Generate a New Key button</li>
	<li>Enter a name and set the key size to at least 2048</li>
	<li>Click Create</li>
	<li>Click on the Extensions tab</li>
	<li>Select End Entity from the type list</li>
	<li>Click Edit next to Subject Alternative Name</li>
	<li>Add any DNS or IP addresses that the certificate will identify</li>
	<li>Update the validity dates to fit your needs</li>
	<li>Click the Key Usage tab</li>
	<li>Under Key Usage select Digital Signature, Key Encipherment</li>
	<li>Under Extended Key Usage select Web Server and Web Client Authentication</li>
	<li>Click the Netscape tab</li>
	<li>Select SSL Server</li>
	<li>Click OK to create the certificate</li>
</ol>

<h2>Exporting Required Files</h2>

<ol>
	<li>In XCA, click on the Certificates tab</li>
	<li>Right click the SSL certificate &gt; Export &gt; File</li>
	<li>Set the file name to aria2.p12 and verify the export format is PKCS#12 chain (*.p12)</li>
	<li>Click OK</li>
	<li>Leave the passwords blank &gt; Click OK</li>
</ol>

<h2>Applying SSL Certificates</h2>

<ol>
	<li>Move the exported .p12 file to the aria2 installation directory</li>
	<li>Open aria2.conf in a text editor</li>
	<li>Add the following lines to the .conf file, updating the file path if aria2 is installed to a different location
	<p>rpc-certificate=c:\Program Files\aria2\aria2.p12<br />
	rpc-secure=true</p>
	</li>
	<li>Save the changes to aria2.conf</li>
	<li>Kill aria2c.exe if it is currently running</li>
	<li>Relaunch aria2c either via command line or scheduled task</li>
	<li>Load your aria2 web UI of choice</li>
	<li>Update the RPC connection to enable SSL</li>
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