• DocumentCode
    1127907
  • Title

    Designing and evaluating challenge-question systems

  • Author

    Just, Mike

  • Volume
    2
  • Issue
    5
  • fYear
    2004
  • Firstpage
    32
  • Lastpage
    39
  • Abstract
    The author describes a framework for designing user authentication systems with challenge questions that includes privacy, security, and usability criteria for evaluating a candidate challenge-question system. The proposed challenge-question system for recovering user credentials is based on this framework.
  • Keywords
    authorisation; data privacy; candidate challenge-question system; privacy; security; usability criteria; user authentication systems; user credentials; Authentication; Computer security; Entropy; Environmental economics; Information security; Privacy; Protection; Usability; Challenge questions; credential recovery; password recovery; user authentication;
  • fLanguage
    English
  • Journal_Title
    Security & Privacy, IEEE
  • Publisher
    ieee
  • ISSN
    1540-7993
  • Type

    jour

  • DOI
    10.1109/MSP.2004.80
  • Filename
    1341407