Quantum cryptography based on qutrit Bell inequalities

Kaszlikowski, D and Oi, D K L and Christandl, M and Chang, K and Ekert, A and Kwek, L C and Oh, C H (2003) Quantum cryptography based on qutrit Bell inequalities. Physical Review A, 67 (1). -. 012310. ISSN 1050-2947 (https://doi.org/10.1103/PhysRevA.67.012310)

[thumbnail of 0206170v1.pdf]
Preview
PDF. Filename: 0206170v1.pdf
Preprint

Download (284kB)| Preview

Abstract

We present a cryptographic protocol based upon entangled qutrit pairs. We analyze the scheme under a symmetric incoherent attack and plot the region for which the protocol is secure and compare this with the region of violations of certain Bell inequalities.