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We propose a resilience architecture for improving the security and dependability of authentication and authorization infrastructures, in particular the ones based on RADIUS and OpenID. This architecture employs intrusion-tolerant replication, trusted components and entrusted gateways to provide survivable services ensuring compatibility with standard… (More)
We introduce a set of tools and techniques for increasing the resilience and trustworthiness of identity providers (IdPs) based on OpenID. To this purpose we propose an architecture of specialized components capable of fulfilling the essential requirements for ensuring high availability, integrity and higher confidentiality guarantees for sensitive data and… (More)
do Rio de Janeiro, como parte dos requisitos necessários à obtenção do título de Mestre em Engenharia de Sistemas e Computação.