Decentralized systems are a subset of distributed systems where multiple authorities control
different components and no authority is fully trusted by all. This implies that any component …

With the rapid development of E-commerce, more and more people are used to shopping
online, in which the reputation scores of sellers play an important role in helping consumers …

Increasing global competition has led to massive outsourcing of manufacturing businesses.
Such outsourcing practices require effective collaborations between focal manufacturers …

In cloud computing, clients usually outsource their data to the cloud storage servers to
reduce the management costs. While those data may contain sensitive personal information …

Anonymous credential systems [8, 9, 12, 24] allow anonymous yet authenticated and
accountable transactions between users and service providers. As such, they represent a …

Trust is an integral component in many kinds of human interaction, allowing people to act
under uncertainty and with the risk of negative consequences. For example, exchanging …

We introduce the RT framework, a family of role-based trust management languages for
representing policies and credentials in distributed authorization. RT combines the strengths …

随着Internet 的快速发展与普及, 如何在开放, 动态, 难控的网络环境下实现各类资源的共享和
集成已经成为计算机软件技术面临的重要挑战之一, 为了应对挑战, 许多新理念, 新概念, 新模型 …

Securing communication in network applications involves many complex tasks that can be
daunting even for security experts. The Named Data Networking (NDN) architecture builds …

We address the problem of authorization in large-scale, open, distributed systems.
Authorization decisions are needed in electronic commerce, mobile-code execution, remote …