Re: F29 System Wide Change: Strong crypto settings: phase 2

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On Thu, Jun 14, 2018 at 03:28:31PM +0200, Tomas Mraz wrote:
> > I don't think TLS 1.3 will see a wide deployment immediately. Sure,
> > the
> > famous top websites and top browsers will, but enterprises will not.
> > And
> > especially those with any kind of loggin/auditing requirements cannot
> > even allow TLS 1.3 with ephemeral DH on their network.
> > 
> > I would personally first try and disable TLS 1.0 in f29 and see how
> > much
> > problems that generates. Then in f30 or f31 disable TLS 1.1.
> 
> Except from the internet website statistics the TLS-1.1 only or as
> maximum TLS version is not deployed. The sites are either TLS-1.0 max
> version or they support also TLS-1.2. So this will not make almost any
> difference and the impact on compatibility will be practically the same
> as disabling even TLS-1.1.

  This is similar for client capabilities. Disabling TLS 1.0 makes
servers hosted on Fedora inaccessible for Android up to 5.0. Which
means 15% of all Android devices – about 300 million devices.
  Disabling TLS 1.1 has no significant impact on top of that.

  Resources:
- https://en.wikipedia.org/wiki/Transport_Layer_Security#Web_browsershttps://developer.android.com/about/dashboards/
-- 
Tomasz Torcz                                                       72->|   80->|
xmpp: zdzichubg@xxxxxxxxx                                          72->|   80->|
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