[Standards] Proposed XMPP Extension: Extensible SASL Profile

Evgeny Khramtsov xramtsov at gmail.com
Mon Feb 13 15:53:18 UTC 2017


Mon, 13 Feb 2017 13:49:30 +0000
Alexey Melnikov <alexey.melnikov at isode.com> wrote:

> Initial SASL response was not in the original SASL specification, so
> it was added later. So some clients (possibly using older SASL
> libraries) would never emit it. The server can't know whether the
> client doesn't support initial response, so it has to respond to
> absent initial response with an empty string.

OK, I see, thanks.
Anyway, would be great adding brief rationale why this does matter,
because that's not only me who thought there is no difference and treats
"=" as an empty string (from private conversations with other
developers).


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