[117271] in Cypherpunks

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Re: Its the GUI, stupid

daemon@ATHENA.MIT.EDU (Anonymous)
Mon Aug 30 18:41:41 1999

Date: Mon, 30 Aug 1999 23:48:43 +0200 (CEST)
Message-Id: <199908302148.XAA09619@mail.replay.com>
From: Anonymous <nobody@replay.com>
To: cypherpunks@toad.com
Reply-To: Anonymous <nobody@replay.com>

>>>>> David Honig <honig@sprynet.com> writes:

  > Even with the program's ostensibly easy-to-use graphical interface
  > and even after 90 minutes in front of a PC, "only one third of
  > them were able to use PGP 5.0 to correctly sign and encrypt an
  > email message"...

Doh -- of *course* "ease of use" != comprehension!  The sad thing is
that the "researchers" were *surprised* by this.

With crypto -- as with many other applications -- GUIs generally serve
only to *obscure* the underlying purpose of the programme.  (And in
the case of PGP, it's questionable whether the GUI even makes it any
easier to use.)

I never introduce lusers to a PGP GUI until I'm certain that they
understand the purpose of encryption and have at least a rudimentary
grasp of the bare fundamentals of public-key cryptography.  People
that can't get to that point are safer without any user-controllable
encryption.


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