Heinrich Hussmann

Publications

• Where Have You Been? Using Location-Based Security Questions for Fallback Authentication

  Alina Hang, Alexander De Luca, Matthew Smith, Michael Richter, Heinrich Hussmann
• Now you see me, now you don't: protecting smartphone authentication from shoulder surfers

  Alexander De Luca, Marian Harbach, Emanuel von Zezschwitz, Max-Emanuel Maurer, Bernhard Ewald Slawik, Heinrich Hussmann, Matthew Smith