On Thu, 6 Apr 2017 14:52:48 -0700
stan <stanl-fedorau...@vfemail.net> wrote:

> On Thu, 6 Apr 2017 14:26:54 -0700
> stan <stanl-fedorau...@vfemail.net> wrote:
> 
> > On Thu, 6 Apr 2017 22:29:30 +0200
> > Frédéric Bron <frederic.b...@m4x.org> wrote:
> >    
> > > How do I now if I have TLS 1.2?    
> > 
> > gnutls has this on its web page:
> > Support for TLS 1.2, TLS 1.1, TLS 1.0, and SSL 3.0 protocols
> > 
> > I have 
> > Name        : gnutls
> > Version     : 3.5.10
> > Release     : 1.fc25
> > installed.
> > 
> > Do you have gnutls installed?  
> 
> I did a quick search of the source code for firefox, and it appears
> that they implement their own internal version of tls, and they
> support up to tls 1.3, if allowed, and fall back to up to 1.2 if 1.3
> is disabled.  So, it is unlikely that it is the protocol that is
> causing the problem.  If it was causing it on your system, it would
> be causing it on mine.
> 
> Name        : firefox
> Version     : 52.0.2
> Release     : 2.fc25

Further research finds this page
https://en.wikipedia.org/wiki/Comparison_of_TLS_implementations
that says that nss and openssl also implement tls 1.2.  And there
doesn't appear to be a tls 1.3, that must just be firefox preparing for
the future.

Name        : openssl
Epoch       : 1
Version     : 1.0.2k
Release     : 1.fc25

Name        : nss
Version     : 3.29.3
Release     : 1.1.fc25
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