New Cryptographic Protocols and Applications: (1) Password Strengthening and (2) General Multiparty Secure Computation

Topic 1: TMPS: Ticket-Mediated Password Strengthening

Author(s): John Kelsey (NIST, USA and KU Leuven, Belgium), Dana Dachman-Soled (University of Maryland, USA), Sweta Mishra (NIST, USA and Shiv Nadar University, India), and Meltem Sonmez Turan (NIST, USA)

Topic 2: Overdrive2k: Efficient Secure MPC over Z_{2^k} from Somewhat Homomorphic Encryption

Author(s): Emmanuela Orsini (KU Leuven, Belgium), Nigel P. Smart (KU Leuven, Belgium and University of Bristol, UK), and Frederik Vercauteren (KU Leuven, Belgium)