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netcup Documentation

Certificates

Adding a Paid SSL Certificate

After purchasing a paid SSL certificate, you have to add it to your account.

To add your paid SSL certificate to Plesk, follow these steps:

1. Getting Started

  1. Log in to the Webhosting Control Panel (WCP).

  2. Go to the desired domain, switch to the Dashboard tab, and click on SSL /TLS Certificates.

Highlighted button for SSL/TLS certificates in the WCP.

3. If you have not yet installed an SSL certificate, click Manage.

Highlighted "Manage" button.

4. If you have already installed SSL certificates, click Advanced Settings.

Highlighted button for "Advanced settings."

5. Click Add SSL/TLS Certificate.

Highlighted "Add Certificate" button.

2. Adding Certificate

  1. Enter a name for the certificate (you can choose any name you like).
Input field for the name of the certificate.

2. Go to the section Upload the certificate as text.

3. At the same time, open the SSL Certificates menu item in the 
    Customer Control Panel (CCP), click on the Magnifying Glass Icon 
    in front of the desired certificate, and go to CSR / Certificate.

Deposit certificate in the CCP.

The private key is only displayed in the Customer Control Panel if you have had netcup generate the CSR. If you are using your own CSR, only you have access to the private key.

4. Enter the certificate components in the corresponding fields, and then click 
    Upload Certificate.

Add certificate as text.

Do not confuse the CA certificate (Chain Cert) with the CSR. You will receive this certificate component by email. Entering the CA certificate is not mandatory, but we recommend providing it. If you have not received the certificate, you can find various tools online that you can use to determine the CA certificate. Alternatively, contact Customer Support.

3. Selecting Certificate for Use

  1. In the Webhosting Control Panel (WCP), go to the Websites & Domains menu item.

  2. Open the corresponding domain, go to the Hosting & DNS tab, and click on Hosting.

Highlighted button for "Hosting" in the WCP.

3. Go to the SSL/TLS Support section, select your certificate, and click Save.

SSL Support in the WCP.

4. The certificate will be delivered after approximately 5 minutes.

Last update: 2 March 2026

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