nanog mailing list archives

Re: Nxdomain redirect revenue


From: Brett Frankenberger <rbf+nanog () panix com>
Date: Wed, 28 Sep 2011 06:42:14 -0500

On Tue, Sep 27, 2011 at 04:09:03PM -0700, Owen DeLong wrote:

Yes, it is realistic to expect every mom-and-pop posting a personal
web site to utilize a provider that implements SNI,  and the sooner
they do it.

No, it isn't because it requires you to send the domain portion of the URL
in clear text and it may be that you don't necessarily want to disclose even
that much information about your browsing to the public.

That's what happens without SNI.  Without SNI, the IP address of the
server is sent in the clear; anyone who captures that traffic knows the
IP address, and, without SNI, anyone who want s to translate the IP
address to a domain name need only connect to the server and see what
certificate is presented.

     -- Brett


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