From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Andres Freund <andres(at)anarazel(dot)de>, Peter Eisentraut <peter_e(at)gmx(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Should we back-patch SSL renegotiation fixes? |
Date: | 2015-06-26 14:30:26 |
Message-ID: | 25290.1435329026@sss.pgh.pa.us |
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Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Fri, Jun 26, 2015 at 9:59 AM, Andres Freund <andres(at)anarazel(dot)de> wrote:
>> Generally I'd agree that that is a bad thing. But there's really not
>> much of a observable behaviour change in this case? Except that
>> connections using ssl break less often.
> Well, SSL renegotiation exists for a reason: to improve security.
That was the theory, yes, but the CVEs that have come out of it indicate
that whether it improves security *in practice* is a pretty debatable
topic. The fact that the new TLS draft drops it altogether tells us
something about the conclusion the standards community has arrived at.
regards, tom lane
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