In this paper we propose three smartcard-based variants of anonymous authentication using unique one-time pseudonyms. The first variant can be used to authenticate a user. However,...
The notion of anonymous signatures has recently been formalized by [18], which captures an interesting property that a digital signature can sometimes hide the identity of the sign...
Vehicular networks have attracted extensive attention in recent years for their promises in improving safety and enabling other value-added services. Most previous work focuses on ...
Recently, a universally composable framework for RFID authentication protocols providing availability, anonymity, and authenticity was proposed. In this paper we extend that frame...
Abstract. We present a semantic extension to X.509 certificates that allows incorporating new anonymity signature schemes into the X.509 framework. This fact entails advantages to...
Vicente Benjumea, Seung Geol Choi, Javier Lopez, M...