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The Design and Analysis of Graphical Passwords

• Abstract
• Introduction
• Textual Passwords with Graphical Assistance
• The Draw-a-Secret (DAS) Scheme
  • Password Selection and Input
  • Application of DAS: An Encryption Tool for a PDA
  • Security of the DAS Scheme
    • The Size of the Password Space
    • Modeling User Choice
      • Memorability based on simple shapes
      • Memorability based on short algorithms
    • Lack of Knowledge of the Distribution
• Prior Work
• Conclusions and Future Work
• Acknowledgement
• References
• A Picture is Worth a Thousand Words
• Example DAS Passwords
• About this document ...