Step-by-Step Guide to Adding an SSL Certificate from Other Certificate Authorities on Plesk
You can enhance the security of your website with SSL through Plesk. Utilize Let’s Encrypt to obtain a complimentary SSL certificate for your site. Alternatively, you can certify your websites with SSL by acquiring an SSL certificate and uploading it to Plesk.
Follow these steps to upload and assign an SSL certificate from other authorities:
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Log in to the Plesk panel.
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Navigate to Websites & Domains and select SSL/TLS Certificates.
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Access Advanced Settings.
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Select the option to Add SSL/TLS Certificate.
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Enter a name for your SSL certificate in the Certificate name field. Scroll down to the Upload the certificate files section, and choose the files by clicking on Choose Files. Upload these files as components of your certificate.
Once everything is prepared, click on the Upload Certificate button.
As an alternative, you have the option to upload the certificate files in text format.
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Convert the SSL files to text format, paste the content of the text files into the corresponding fields as illustrated below, and then click on Upload Certificate:
A success message appears, guiding you to assign the certificate to your domain, mail, or webmail. Additionally, the SSL certificate is automatically included in the list, as depicted in the screenshot below.
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Return to Websites & Domains, and select Hosting Settings.
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Navigate to the Security section, check the box for SSL/TLS support, choose the SSL certificate you uploaded from the dropdown list, and then click the OK button.
A success message is displayed, confirming the successful assignment of the SSL certificate.