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Re: [TLS] drop obsolete SSL 2 backwards compatibility from TLS 1.3 draft

Dave Garrett <davemgarrett@gmail.com> Sat, 27 December 2014 22:39 UTC

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From: Dave Garrett <davemgarrett@gmail.com>
To: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 27 Dec 2014 17:39:24 -0500
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Cc: "TLS@ietf.org (tls@ietf.org)" <tls@ietf.org>
Subject: Re: [TLS] drop obsolete SSL 2 backwards compatibility from TLS 1.3 draft
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On Saturday, December 27, 2014 05:07:12 pm Hauke Mehrtens wrote:
> On 12/24/2014 07:40 AM, Yoav Nir wrote:
> > It’s fine for us to break compatibility with these clients, but let’s not
> > pretend it’s some ancient technology that doesn’t exist in the market
> > anymore.
> 
> In addition the Oracle Java Runtime Environment in Version 6 uses a SSL
> v2 compatible ClientHello in the default settings. It supports SSL v3
> and TLS 1.0. In Java JRE 7 a SSLv3 ClientHello is used by default.
> 
> I think a TLS 1.3 Client must not send a SSLv2 ClientHello, but a server
> should understand it.

The newest version of TLS should not be have to be written to accommodate an 8 
year old EOL Java version's default settings.


Dave

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