Certificate life-cycle management operations, especially the initial registration of users, are
important but expensive tasks in Public Key Infrastructures. In this paper we propose a …

In this paper we categorise some of the challenges facing those building, deploying and
using Public Key Infrastructures (PKIs). Our work is based upon a series of in-depth …

Companies and organizations employ PKI technology to secure the communication in their
intranets and over the internet. The services of authentication, non-repudiation …

We model a private keys life cycle as a finite state machine. The states are the keys phases
of life and the transition functions describe tasks to be done with the key. Based on this we …

In this paper we provide a guide for public key infrastructure designers and administrators
when planning for directory services. We concentrate on the LDAP directories and how they …

Directory services (eg, LDAP) are often used to keep sensitive information (eg, data and
user credentials) for critical systems such as domain control servers, DNS servers, access …

This article presents a summary and analysis of the use of digital certificates and the
considerations that we need to have when we use this kind of infrastructure in the internal …

Kurzdarstellung Ein Trustcenter besteht aus einzelnen Komponenten die miteinander
interagieren. Zwingend notwendig für diese Interaktion ist die Kommunikation der einzelnen …

A public key infrastructure (PKI) secures lots of applications and processes. These are for
example the electronic commerce, email communication, access to computers and …