Abstract. Signcryption is a public-key cryptographic primitive introduced by Zheng, which achieves both message confidentiality and nonrepudiatable origin authenticity, at a lower ...
Wagner, Goldberg and Briceno have recently published an attack [2] on what they believe to be Comp128, the GSM A3A8 authentication hash function [1]. Provided that the attacker has...
In ASIACRYPT 2007, Vaudenay proposed a comprehensive privacy model for unilateral RFID schemes. Soon after, in ASIACCS 2008, Paise and Vaudenay presented a new version of the cited...
Abstract. This paper is concerned about relating formal and computational models of cryptography in case of active adversaries when formal security analysis is done with first ord...
This paper discusses the design and implementation of a payment framework that is loosely based on the direct debit payment model. We define such payments as one in which customer...