Is linux packet update server connection secured?

I'm distributing custom applications for redhat. I want to set up my update server to have the client applications auto-updated. I need the update process to be secured.

Can the connection to the update server secured and certified ? Is there an encrypted update method ? With server ce开发者_开发技巧rtificate check ? Thanks.

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HTTPS is a decently secure method. But your packages should be signed regardless.