Position-Based Quantum Cryptography: Impossibility and Constructions
Channel: IACR
Date: 2011-11-25

Talk at crypto 2011.  Authors: Serge Fehr, Rafail Ostrovsky, Vipul Goyal, Christian Schaffner, Nishanth Chandran, Ran Gelles, Harry Buhrman.  See http://www.iacr.org/cryptodb/data/paper.php?pubkey=23588