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Visual Passwords: Cure-All or Snake-Oil?

By Karen Renaud, Antonella De Angeli

Communications of the ACM, Vol. 52 No. 12, Pages 135-140

Users of computer systems are accustomed to being asked for passwords — it is as universal as it is frustrating. In the past there was little tolerance for the problems experienced remembering passwords. Latterly there is more understanding of the problems experienced by users, especially since the "password conundrum" has reached epidemic proportions for Web users, who are asked for passwords with unrelenting predictability.

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