Thursday, April 12, 2012

1201.3230 (Piotr Zawadzki et al.)

Increasing the security of the ping-pong protocol by using many mutually
unbiased bases
   [PDF]

Piotr Zawadzki, Zbigniew Puchała, Jarosław Adam Miszczak
In this paper we propose an extended version of the ping-pong protocol and study its security. The proposed protocol incorporates the usage of mutually unbiased bases in the control mode. We show that, by increasing the number of bases, it is possible to improve the security of this protocol. We also provide the upper bounds on eavesdropping average non-detection probability and propose a control mode modification that increases the attack detection probability.
View original: http://arxiv.org/abs/1201.3230

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