Methods for Web link analysis and authority ranking such as PageRank are based on the assumption that a user endorses a Web page when creating a hyperlink to this page. There is a...
Abstract. We show that the Winternitz one-time signature scheme is existentially unforgeable under adaptive chosen message attacks when instantiated with a family of pseudo random ...
Johannes Buchmann, Erik Dahmen, Sarah Ereth, Andre...
There is a number of applications requiring a community of many senders to transmit some real-time information to a single receiver. Using unicast connections to send this traffic ...
In this paper, we investigate the security, in the Luby-Rackoff security paradigm, of blockcipher modes of operation allowing to expand a one-block input into a longer t-block ou...
How can we design a PDA that is at the same time secure and usable? In current implementations the two properties are mutually exclusive. Because normal users find password entry ...