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  • Adaptability in CORBA: The Mobile Proxy Approach 

    Aziz, Benjamin; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2000-12)
    Adaptability is one of the most important challenges in modern distributed systems. It may be defined as the ease with which a software application satisfies the different system constraints and the requirements of users ...
  • Partial Outsourcing: A New Paradigm for Access Control 

    Abendroth, Joerg; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2003-04-28)
    Various security models have been proposed in recent years for different purposes. Each of these aims to ease administration by introducing new types of security policies and models. This increases the complexity a system ...
  • Risk Probability Estimating Based on Clustering 

    Chen, Yong; Jensen, Christian D.; Gray, Elizabeth; Seigneur, Jean-Marc (Trinity College Dublin, Department of Computer Science, 2003-05-21)
    Ubiquitous computing environments are highly dynamic, with new unforeseen circumstances and constantly changing environments, which introduces new risks that cannot be assessed through traditional means of risk analysis. ...
  • The Role of Identity in Pervasive Computational Trust 

    Seigneur, Jean-Marc; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2004-11)
    A central element in the human notion of trust is to identify whom or what is under consideration. In the digital world, this is harder to achieve due to more or less trustworthy technical infrastructure between interacting ...
  • Trading Privacy for Trust 

    Seigneur, Jean-Marc; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2004-08-26)
    Both privacy and trust relate to knowledge about an entity. However, there is an inherent conflict between trust and privacy: the more knowledge a first entity knows about a second entity, the more accurate should be the ...
  • Trust Enhanced Ubiquitous Payment without Too Much Privacy Loss 

    Seigneur, Jean-Marc; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2004-08-26)
    Computational models of trust have been proposed for use in ubicomp environments for deciding whether to allow customers to pay with an e-purse or not. In order to build trust in a customer, a means to link transactions ...
  • Trust Propagation in Small Worlds 

    Gray, Elizabeth; Seigneur, Jean-Marc; Chen, Yong; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2003-04-30)
    The possibility of a massive, networked infrastructure of diverse entities partaking in collaborative applications with each other increases more and more with the proliferation of mobile devices and the development of ...
  • A Unified Security Framework for Networked Applications 

    Abendroth, Joerg; Jensen, Christian D. (Trinity College Dublin, Department of Computer Science, 2003-04-23)
    Various security models have been proposed for different types of applications and numerous types of execution environments. These models are typically reinforced by adding code to the application, which authenticates ...