Password Memorability and Security: Empirical Results

  • Authors:
  • Jeff Yan;Alan Blackwell;Ross Anderson;Alasdair Grant

  • Affiliations:
  • Chinese University of Hong Kong;Chinese Univ. of Hong Kong, China;Chinese Univ. of Hong Kong, China;Chinese Univ. of Hong Kong, China

  • Venue:
  • IEEE Security and Privacy
  • Year:
  • 2004

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Abstract

Users rarely choose passwords that are both hard to guess and easy to remember. To determine how to help users choose good passwords, the authors performed a controlled trial of the effects of giving users different kinds of advice. Some of their results challenge the established wisdom.