Dear colleagues -- Due to high demand and limited space, please register early. See you in Bern! Christian --- Swiss Crypto Day 2019 5 September 2019, University of Bern https://swisscryptoday.github.io/2019/ Program 9:00 Welcome 9:05 Kenny Paterson, ETHZ A Performant, Misuse-Resistant API for Primality Testing 9:40 Björn Tackmann, IBM Research - Zurich Multi-Protocol UC and its Use for Building Modular and Efficient Protocols 10:15 Break 11:00 Gregory Neven, DFINITY On the Security of Two-Round Multi-Signatures 11:35 Carmela Troncoso, EPFL DataShare: A Scalable Decentralized Privacy-preserving Search for Investigative Journalists 12:10 Lunch 14:00 Ueli Maurer, ETHZ Constructive Cryptography and Discrete System Theory 14:35 Vadim Lyubashevsky, IBM Research - Zurich Zero-Knowledge Proofs for Lattice Relations 15:10 Break 16:00 Serge Vaudenay, EPFL The Difficulty of Secure Ratcheting 16:35 Christian Cachin, Uni Bern Distributed Cryptography, Consensus and Blockchains 17:10 Adjourn Venue The Swiss Crypto Day will take place at the University of Bern, 2 min from the train station, at the Building Exakte Wissenschaften, Sidlerstr. 5, Bern. To get there from the train station, go to the underpass and follow the signs for Länggasse, then take the elevator to the top, and walk a few steps. Registration Participation is free but registration is required for planning purpose. Please register at: https://crypto.unibe.ch/registration/e/1/swiss-crypto-day-2019