Linked Presentation: Evolution of Password Expiry in Companies: Measuring the Adoption of Recommendations by the German Federal Office for Information SecurityAdventures in Recovery Land: Testing the Account Recovery of Popular Websites When the Second Factor is LostSoK: I Have the (Developer) Power! Sample Size Estimation for Fisher's Exact, Chi-Squared, McNemar's, Wilcoxon Rank-Sum, Wilcoxon Signed-Rank and t-tests in Developer-Centered Usable Security
