Abstract. Reputation systems help peers decide whom to trust before undertaking a transaction. Conventional approaches to reputation-based trust modeling assume that peers reputed ...
Gayatri Swamynathan, Ben Y. Zhao, Kevin C. Almerot...
Existing authorization mechanisms fail to provide powerful and robust tools for handling security at the scale necessary for today's Internet. These mechanisms are coming unde...
Existing e-commerce applications on the web provide the users a relatively simple, browser-based interface to access available products. Customers are not provided with the same s...
Xiaojun Shen, T. Radakrishnan, Nicolas D. Georgana...
Implementing an electronic payment system involves striking a balance between usability and security. Systems that allow payments to be completed with little effort on the part of...
In this paper, we present the idea of offline count-limited certificates (or clics for short), and show how these can be implemented using minimal trusted hardware functionality a...
Luis F. G. Sarmenta, Marten van Dijk, Jonathan Rho...