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Abstract Web security relies on  cryptographic protocols: distributed programs that use encryption and signature to protect sensitive data from the many attacks that adversaries controlling the network can carry out. Despite thirty years of study, …

Abstract The phrase hiera kai hosia is found mainly in official Athenian documentation, and also forms part of the definition of citizenship : to be a citizen means, among other things, " to take part in hiera and hosia  ". Such a formula could be …

Laurence Nigay Laurence Nigay is a professor at Grenoble-Alpes University and the Institut Universitaire de France (junior 2004-09, senior 2019-24). She heads the Human-Computer Interaction Engineering research team at the Grenoble Computer Science …

Abstract The time it takes a program or its elementary operations to execute reveals a great deal about the data it manipulates. Using the RSA signature as an example, we have described how to attack software by observing its execution times, and how to …

Humans use a variety of modalities to communicate, including speech, gesture, facial expression and body movement. This lesson traces the history of interactive systems that go beyond the classic input-output of mouse, keyboard and screen, to work that …

Abstract The economic behavior of the Romans, at least the members of the Roman elite, was conditioned by their social expectations. Reputation was as valuable as money. As far as the philosophers were concerned, a letter from Cicero to his friend …

Jérôme Chave Jérôme Chave is CNRS research director, head of the Evolution and Biological Diversity unit in Toulouse, and head of the Centre d'étude de la biodiversité amazonienne (French Guiana) laboratory of excellence. Drawing on a vast network of …

This lecture will focus on the study of interactions between species and the distribution of species across the planet, with the major hypotheses of the sciences of ecology to explain them. Documents and media Download …

Abstract What to do with lost works ? A typology of lost works helps answer this question. There are nine types of lost works. 1. Works of which all trace and memory are lost : these are potential works, which are nothing more than " promises ", as …

In the introduction to the first day of the Decameron , two pigs are reported to have been contaminated by the rags of a plague victim . Based on a micro-reading of this scene, the lecture proposes a political anthropology of the metamorphoses and …

Shaul Bassi Shaul Bassi is Professor of English Literature at Ca' Foscari University of Venice, where he directs the Master's Degree in Environmental Humanities. His publications include a critical edition of Othello (Marsilio 2009), Visions of Venice in …

This civilization, which seems so far removed from our own, is nonetheless at its origin... We will try to identify the elements inherited from Mesopotamia that still structure our own civilization, starting with certain elements of our timekeeping …

Abstract Victims have dethroned heroes in the pantheon of people celebrated by Western societies. The morality of honor that animated these heroes and shaped collective memories has been disaffected. The archives of the Belgian and French Communist …

Abstract The climatic influence of the global overturning circulation can be studied using numerical models representing the atmosphere and ocean, as well as sea and continental ice. A variety of models, from the simplest (conceptual) to the most …

Abstract According to Merel Semeijn, in addition to our stable representation of the real world, we have a workspace that houses, among other things, the temporary representations we construct during our fictional immersion. The objection to this idea is …

Abstract Cavity quantum electrodynamics (QED) is one of the most powerful framework to observe and leverage quantum phenomena. While it has been thoroughly studied for simple quantum systems such as two-level systems or harmonic oscillators, it has only …