This guide explains how to generate a Certificate Request (CSR) for a domain name and all its subdomains with a Web hosting This allows you to encrypt the connection to your domain name and all its subdomains via SSL.

Set up Wildcard Certificate

1. Add an alias domain with asterisk *

To add a type alias * to your website:

1. Click here in order to access the management of your product on the Manager Infomaniak (Need help?).
2. Click directly on the nameallocated to the product concerned:
   
3. Then click on the chevron ‍ to develop the game Areas of this site.
4. Click on the button Add Domain:
   
5. Enter the domain name to add in this form:
   • *.domain.xyz (the asterisk is indispensable, followed by a point, then the domain name of the website which is in this example domain.xyz)
6. Click on the button Confirm to complete the procedure:
   

2. Install or update an SSL certificate

Example of updating the existing certificate to include the sub-domain * wildcard:

1. Click here in order to access the management of your product on the Manager Infomaniak (Need help?).
2. Click directly on the nameallocated to the product concerned.
3. Click SSL in the left side menu.
4. Click on the action menu ⋮ located on the right.
5. Click on Change Certificate:
   
6. Select the same certificate you already have.
7. Click on the button Next:
   
8. Make sure that the newly added subdomain is selected.
9. Click on the button Install At the bottom:
   
10. Wait for the time of creation or update.