Flipit: A Game-Theory Handle on Password Reset and Other Renewal Defences

  • Tuesday, October 9, 2012 | 15:30 – 16:20 | King's Suite B (West Wing)
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Periodic loss of resources to attackers is a fact of life in IT security. But we lack a cybersecurity science to reason about defences. For instance, users are asked to protect passwords via reset at regular 90-day intervals. But why 90 days? Why at regular intervals? FlipIt, a simple game-theoretic model, helps answer such questions and, more generally, design reset and renewal system defences. FlipIt, a simple game-theoretic model, helps answer such questions and, more generally, design reset and renewal system defenses.

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