Anonymous Transferable E-cash Foteini Baldimtsi Boston University Melissa Chase Microsoft Research Georg Fuchsbauer IST Austria Markulf Kohlweiss Microsoft Research PKC'15, Maryland, USA Electronic cash Simulating traditional cash Electronic cash Simulating traditional cash Anonymous Electronic cash Simulating traditional cash Offline during spending Anonymous Electronic cash Simulating traditional cash Offline during spending Anonymous unforgeable Double spending Offline during spending Anonymous Double spending ID User Anonymous What if? ... Transferable E-Cash ... Double spending detection ... ...