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Viability and Usability of drawing-based password systems

Viability and Usability of drawing-based password systems. Ralph Broenink & Sandra Drenthen. Textual passwords. john@gmail.com. john@gmail.com. john@gmail.com. j0hn1. j0hn1. j0hn1. Our Vision. john@gmail.com. john@gmail.com. john@gmail.com.

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Viability and Usability of drawing-based password systems

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  1. Viability and Usability of drawing-based password systems Ralph Broenink & Sandra Drenthen

  2. Textual passwords john@gmail.com john@gmail.com john@gmail.com j0hn1 j0hn1 j0hn1

  3. Our Vision john@gmail.com john@gmail.com john@gmail.com

  4. Are drawing-based passwordsystems usable and viable? Research question

  5. Experiment design Registration

  6. Experiment design Stage 1: create a password

  7. Experiment design Stage 1: … and create a copy

  8. Experiment design Stage 2: Copy someone else’s password

  9. Experiment design Stage 3: compare passwords

  10. 77 participants 1092 drawings Results

  11. Could users replicate their password? Directly

  12. Could users replicate their password? After 1 week

  13. When other participants have given a high rating, a password can be considered strong. When most of the participants have selected the copy made by the author over the copy made by someone else, a password can be considered strong. Are the passwords strong? Average: 5.20 out of 10 Average: 75.17%

  14. Participants enjoyingthe research draw strong passwords. The textual password strength doesn’t necessarily say anything about the drawn password strength Whether the participant is in the IT industry or is highly educated,doesn’t necessarily say anything about the drawn password strength Are there correlations?

  15. It may be hard to draw consistent pictures with a mouse. It takes too long to draw a password. Drawn passwords are susceptible to shoulder-surfing. Participants, on average, didn’t enjoy drawing passwords. What are the concerns? Average: 5.39 out of 10

  16. Are drawing-based password systems usable and viable? Currently not

  17. Viability and Usability of drawing-based password systems Ralph Broenink & Sandra Drenthen

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