SSL certificates for 3 web on the same server

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I need to install SSL certificates for 3 webs that are on the same server. I have been reading and I think that if they have the same IP it is not possible but I do not understand very well the same IP. I imagine that the server will have the same IP but the domains will not. The certificates would get from Let's Encrypt but to see if they can guide me on how to install them and if possible. In principle I do not see the Multi-Domain Certificate. The server is from Hostalia and I think it is dedicated. Any help or comment will be welcome.

    
asked by Javier Sánchez 06.04.2017 в 21:38
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1 answer

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This is a problem that was solved by using the TLS extensions detailed in RFC3546 (apart from the Wildcard certificates and SAN certificates ).

The problem was that the browser must establish and secure the HTTPS connection ( handshake ) < em> BEFORE to be able to send the header host that allows the server to choose between a virtual website or another.

Unfortunately the SNI extensions are not supported by all browsers , besides, not available for all web servers .

Apache has an example of how to configure an apache server with multiple certificates on the same IP address .

For other web servers you should check the compatibility in the product manual.

If the server is dedicated, as you indicate, it is likely that you can use SNI, otherwise you should contact support from your provider to know how it could be activated or used in your service.

    
answered by 27.04.2017 в 09:11