[Python-Dev] Validating SSL By Default (aka Including a Cert Bundle in CPython) (original) (raw)

Antoine Pitrou solipsis at pitrou.net
Mon Jun 3 23:51:30 CEST 2013

On Mon, 3 Jun 2013 17:47:31 -0400 Donald Stufft <donald at stufft.io> wrote:

On Jun 3, 2013, at 5:41 PM, Antoine Pitrou <solipsis at pitrou.net> wrote: > On Mon, 3 Jun 2013 22:31:40 +0100 > Paul Moore <p.f.moore at gmail.com> wrote: >> >>> Some legit sites with proper >>> certificates still manage to muck something up administratively >>> (developer.quicksales.com.au has a cert from RapidSSL but doesn't >>> bundle the intermediates, and I've told their devs about it, but all I >>> can do is disable cert checking). This will break code in ways that >>> will surprise people greatly. But I'd still rather the default be >>> True. >>> >> >> I'm happy if the "will cease to work" clause only says "some sites with >> broken security configurations may stop working" with a clear explanation >> that it is their fault, not Python's. I'd also expect that the same sites >> would fail in browsers - if not, we should also be able to make them work >> (or face cries of "well, Internet Explorer/Firefox doesn't have a problem >> with my site, why does Python?"). > > Keep in mind that not every HTTPS service is a Web site that is meant > to be readable with a browser. Some are Web services, possibly internal, > possibly without a domain name (and, therefore, probably a non-matching > certificate subject name). They should need to explicitly opt in to disabling the checks that allow that to work.

Obviously, which means compatibility is broken with existing code.

Regards

Antoine.

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