Abstract-- The Domain Name System (DNS) is a distributed tree-based database largely used to translate a human readable machine name into an IP address. The DNS security extensions...
Certificate management infrastructure, a.k.a. PKI (Public Key Infrastructure), which issues and provides access to public key certificates to preserve the integrity of a public ke...
In this paper, we present the cryptanalysis of a public key scheme based on a system of multivariate polynomial equations, the ”tractable rational map” cryptosystem. We show co...
In this paper, an identity-based key agreement system for mobile telephony in GSM and UMTS networks is presented. The use of telephone numbers as public keys allows the system to ...
We propose a generalization of Paillier's probabilistic public key system, in which the expansion factor is reduced and which allows to adjust the block length of the scheme e...