Mailinglist Archive: opensuse (3574 mails)

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Re: [opensuse] Picture login system
  • From: The Magic Nose Goblin <magicnosegoblin65@xxxxxxxxx>
  • Date: Wed, 27 Feb 2008 08:22:47 -0500
  • Message-id: <47C56427.8000401@xxxxxxxxx>
Doug McGarrett wrote:
On Tuesday 26 February 2008 18:51, Greg Freemyer wrote:
On Tue, Feb 26, 2008 at 6:46 PM, John Meyer <pueblonative@xxxxxxxxxxx>
wrote:
I'm wondering if anybody's working on a system to replace the
traditional username/password with something like a picture. (you pick
which one out of a table of pictures, for instance).
One of the keys to keeping passwords not breakable is to have a
massive number of possibilities. Not sure how you do that with a
multiple choice solution.

Greg
--
Greg Freemyer

Well, if the picture was one you create yourself, with a million pixels or so,
it might be fairly secure, so long as it was never published on the net.
Digital cameras have wonderful possibilities. Scrambling the image using
some kind of standard encoding would make it almost impossible to
recreate. (Who would know that it was an image, or what kind of encoding
was in use?) Just an idea. . . .

How does that help when the "correct answer" is one of
the multiple-guess choices?

It's an invitation to having your system used by
an unauthorized user.


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