[114308] in cryptography@c2.net mail archive
RE: Dutch Transport Card Broken
daemon@ATHENA.MIT.EDU (Dave Korn)
Wed Jan 30 14:02:16 2008
From: "Dave Korn" <dave.korn@artimi.com>
To: "'Jim Cheesman'" <jcheesman@grupoburke.com>,
"'James A. Donald'" <jamesd@echeque.com>,
"'Richard Salz'" <rsalz@us.ibm.com>
Cc: "'Cryptography'" <cryptography@metzdowd.com>
Date: Wed, 30 Jan 2008 18:08:37 -0000
In-Reply-To: <00ca01c86361$a7a030d0$1f12fea9@burke.net>
On 30 January 2008 17:01, Jim Cheesman wrote:
> James A. Donald:
>>>> SSL is layered on top of TCP, and then one layers
>>>> one's actual protocol on top of SSL, with the result
>>>> that a transaction involves a painfully large number
>>>> of round trips.
>
> Richard Salz wrote:
> > Perhaps theoretically painful, but in practice this is
> > not the case; commerce on the web is the
> > counter-example.
>
> James A. Donald:
>
>> The delay is often humanly perceptible. If humanly
>> perceptible, too much.
>
> I respectfully disagree - I'd argue that a short wait is actually more
> reassuring to the average user (Hey! The System's checking me out!) than an
> instantaneous connection would be.
I also disagree. It's not like anyone says to themselves "Hey, this website
is taking me several seconds to access - I'll spend a couple of hours
physically going to the shop instead". It's economics again: what amount of
time or money constitutes "too much" depends what the alternative choices are.
cheers,
DaveK
--
Can't think of a witty .sigline today....
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