0ct0pu5
/
tutorials


			
				
					
						
						
							1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495
							    <!DOCTYPE html>
    <html lang="en" xmlns="http://www.w3.org/1999/xhtml">
      <head>
        <title>Creating and Applying SSL Certificates for Webmin Admin Interface</title>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <meta charset="UTF-8">
        <meta name="keywords" content="How To,Tutorial,i12bretro,Webmin,SSL,HTTPS,Certificate,PKI,Private Key Infrastructure,Secure,Web Tools,Web Administration,Linux,Debian">
        <meta name="author" content="i12bretro">
        <meta name="description" content="Creating and Applying SSL Certificates for Webmin Admin Interface">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
								  <script type="text/javascript" src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
				        <script type="text/javascript" src="includes/js/steps.js"></script>
        <link href="css/steps.css" rel="stylesheet" type="text/css" />
      </head>
      <body>
        <div id="gridContainer">
          <div class="topMargin"></div>
          <div id="listName" class="topMargin">
            <h1>Creating and Applying SSL Certificates for Webmin Admin Interface</h1>
          </div>
          <div></div>
          <div id="content">
          <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: nettools.i12bretro.local<br />
	countryName: US<br />
	stateOrProvinceName: Virginia<br />
	localityName: Northern<br />
	organizationName: i12bretro<br />
	organizationUnitName: i12bretro Certificate Authority<br />
	commonName: nettools.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 Enchiperment</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 with a .pem extension and verify the export format is PEM + Key (*.pem)</li>
	<li>Click OK</li>
</ol>

<h2>Applying the Certificates</h2>

<ol>
	<li>Download PuTTY <a href="https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html" target="_blank">Download</a></li>
	<li>Connect to the Linux host via PuTTY</li>
	<li>Install Webmin if it is not already installed
	<div class="codeBlock"><code>wget http://prdownloads.sourceforge.net/webadmin/webmin_1.941_all.deb<br />
	sudo dpkg -i webmin_1.941_all.deb<br />
	sudo apt-get -f install</code></div>
	</li>
	<li>Copy the certificates exported above to the Linux device</li>
	<li>Copy the certificates exported above to /etc/webmin
	<div class="codeBlock">cp /home/pi/Downloads/webmin.pem /etc/webmin</div>
	</li>
	<li>Open a web browser and navigate to Webmin via https://DNSorIP:10000</li>
	<li>Login with the root username and password</li>
	<li>Navigate to Webmin &gt; Webmin Configuration &gt; SSL Encryption</li>
	<li>Click the browse button next to the Private key file field</li>
	<li>Navigate to /etc/webmin and select the webmin.pem certificate</li>
	<li>Make sure the certificate file is set to <span class="awradio awobject">Same file as private key</span></li>
	<li><span class="awradio awobject">Click the save button</span></li>
	<li><span class="awradio awobject">Webmin will apply the certificate and restart</span></li>
	<li>Close the web browser and relaunch using the DNS or IP address setup in the SSL certificate</li>
</ol>
          </div>
        </div>
      </body>
    </html>