Accuracies and Biases in Modeling Password Guessability Blase Ur, - PowerPoint PPT Presentation

Oct 05, 2023 •205 likes •1.35k views

Measuring Real-World Accuracies and Biases in Modeling Password Guessability Blase Ur, Sean M. Segreti, Lujo Bauer, Nicolas Christin, Lorrie Faith Cranor, Saranga Komanduri, Darya Kurilova, Michelle L. Mazurek, William Melicher, Richard Shay

Comparison for Basic Passwords 79
Comparison for Basic Passwords 80
Comparison for Basic Passwords 81
Comparison for Basic Passwords 82
Comparison for Basic Passwords 83
Comparison for Basic Passwords 84
Comparison for Complex Passwords 85
Comparison for Complex Passwords 86
Comparison for Complex Passwords 87
Comparison for Complex Passwords 88
Comparison for Complex Passwords 89
Comparison for Complex Passwords 90
Comparison for Complex Passwords 91
Min_auto Conservative Proxy for Pros 92
Outline of Results • Importance of Configuration • Comparison of Approaches • Impact on Research Analyses 93
Impact on Research • Coarse-grained analyses • Fine-grained analyses • Analysis of one password 94
Impact on Research • Coarse-grained analyses same results • Fine-grained analyses • Analysis of one password 95
Impact on Research • Coarse-grained analyses same results • Fine-grained analyses different • Analysis of one password 96
Impact on Research • Coarse-grained analyses same results • Fine-grained analyses different • Analysis of one password different 97
Per-Password Highly Impacted P@ssw0rd! 98
Per-Password Highly Impacted • JTR guess # 801 P@ssw0rd! 99
Per-Password Highly Impacted • JTR guess # 801 • Not guessed in 10 14 PCFG guesses P@ssw0rd! 100

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