SSL Certificate Installation on Webmin

SSL Certificate Installation on Webmin

Once you have received the issued SSL certificate from the Certificate Authority or have downloaded it from the account area, you can proceed to install it on the server. Let’s go over how the SSL certificate installation is done using Webmin. This guide outlines the process of setting up an SSL/TLS connection as if it had never been performed on a specific server before. Therefore, depending on the circumstances, some of the steps described below may be omitted.

How to Install SSL Certificate on Webmin

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Here is the complete sequence of required actions:

Log in to Webmin interface in a web browser. Usually, it can be done via the following URL:, where stands for the hostname of the server and 10000 is a default port number.

Hover the mouse over the left panel on the main page and click អ្នកផ្សេងទៀត > File Manager. Then navigate to the folder, where the CSR and Private key were previously generated, and use Upload button in the upper right corner to upload the certificate (your_domain_com.crt) and CA bundle ( files to the server.

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Once the necessary files are successfully uploaded, click Apache Webserver in the expanded ម៉ាស៊ីនបម្រើ subcategory on the left panel of the interface.

Click Create Virtual Host tab, then select អាសយដ្ឋានណាមួយ។ radio button, set a custom port number with the value 443 and specify the correct path to the website content in the DocumentRoot វាល។ ក្នុង ឈ្មោះម៉ាស៊ីនបម្រើ វាល, វាយបញ្ចូលនៅក្នុង ឈ្មោះដែន name of the website for which the SSL certificate is being set up.

ធីក Standard .httpd conf file ជម្រើសសម្រាប់ Add virtual server to file and select Automatic from the drop-down menu for Copy directives from.

Once all set, click បង្កើតឥឡូវ ប៊ូតុង។

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If everything is done correctly, a new Virtual server assigned to port 443 should appear on Apache Webserver page.

Click on the icon of the newly created Virtual server to open its settings, locate and open SSL Options.

ចំណាំ: ប្រសិនបើការ SSL Options button did not appear in the Virtual Host Options menu, most probably the SSL module is not enabled on the server. Depending on the operating system, the SSL module can be enabled from the command shell with either of the following commands: ‘a2enmod ssl’; ‘yum install mod_ssl’.On the opened page, choose បាទ សម្រាប់ Enable SSL? and tick/untick the necessary SSL/TLS protocols on the right side of the page. Then specify the paths to the domain certificate, private key and CA bundle files in the appropriate fields and tick the corresponding radio buttons so that the system can find those files. Click Save button.

ចំណាំ: SSL 2.0, SSL 3.0 and TLS 1.0 protocols have been recognized by experts in web security as vulnerable ones. Therefore, enabling those protocols on the server can drive to the opportunity for an attacker to use the weak security settings for decrypting the information encrypted with any of the abovementioned protocols. They should be enabled only in cases when the server or client side does not support TLS 1.1 and TLS 1.2 or there is an objective necessity to have these vulnerable protocols enabled.

If there are no error messages after the performed actions, then the SSL certificate is successfully installed.

Any online SSL installation checker, for example នេះ or នេះ one, would come in handy if you would like to make sure that the certificate is installed correctly.