A `pragmatic' alternative to undetachable signatures is proposed. Undetachable signatures were introduced by Sander and Tschudin, [4], as a means of giving a mobile agent the...
In this paper, we describe a thread of research which we have followed off and on at Cambridge for about three years. Our topic is the security of electronic documents, in the bro...
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...