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ACSAC
1999
IEEE
15 years 11 months ago
A Distributed Certificate Management System (DCMS) Supporting Group-Based Access Controls
Mainly for scalability reasons, many cryptographic security protocols make use of public key cryptography and require the existence of a corresponding public key infrastructure (P...
Rolf Oppliger, Andreas Greulich, Peter Trachsel
WETICE
1996
IEEE
15 years 10 months ago
Role-based security for distributed object systems
This paper describes a security architecture designed to support role-based access control for distributed object systems in a large-scale, multi-organisational enterprise in whic...
Nicholas Yialelis, Emil Lupu, Morris Sloman
ICC
2007
IEEE
129views Communications» more  ICC 2007»
15 years 10 months ago
An Experimental Downlink Multiuser MIMO System with Distributed and Coherently-Coordinated Transmit Antennas
In this paper we present a multiuser MIMO experimental system and the corresponding indoor measurement results that demonstrate power of distributed and coherentlycoordinated downl...
Dragan Samardzija, Howard Huang, Reinaldo A. Valen...
ASMTA
2008
Springer
113views Mathematics» more  ASMTA 2008»
15 years 8 months ago
Exact Sojourn Time Distribution in an Online IPTV Recording System
In this paper we analytically derive the sojourn time of a user accessing an online IPTV recording service. Basically, the system consists of a server (or server farm) and the band...
Tobias Hoßfeld, Kenji Leibnitz, Marie-Ange R...
ICEISSAM
2004
15 years 8 months ago
Design Measures for Distributed Information Systems: an Empirical Evaluation
Due to the different nature of the available dynamic interactions between components afforded by some middleware infrastructure, distributed information systems (DIS) behave differ...
Pablo Rossi, George Fernandez