Security bounds for quantum cryptography with finite resources

FREE-DOWNLOAD V Scarani… – … Computation, Communication, and Cryptography, 2008
Abstract. A practical quantum key distribution (QKD) protocol neces- sarily runs in finite time
and, hence, only a finite amount of communica- tion is exchanged. This is in contrast to most
of the standard results on the security of QKD, which only hold in the limit where the