As the web evolves, it is becoming easier to form communities based on shared interests, and to create, publish, and query data on a wide variety of topics. In order to fully deliver on the promise of free data exchange, any community-supporting infrastructure needs to enforce the key requirement to preserve privacy of the association of content providers with potential sensitive published info...

T HERE IS A N A MUS ING WORD GAME with which many of you are familiar in which the object is to trace an action, a point of view, or a characteristic through the gamut of its connotations from the most to the least acceptable. The point of the game is that the most admirable aspect of the characteristic is always assigned by the speaker to himself, whereas the least attractive aspect is taken t...

Censorship is an issue which has been present throughout recorded history. From the beginning, it has been used by individuals and groups to prevent and control the creation, access and dissemination of ideas and information. It has taken many different forms and occurred for many different reasons. The relationship between librarians and censorship is, and has been, a troubled one. The difficu...

This project tackles the problem of designing a file system that is resistant to censorship; that is the deletion, alteration, or distribution of a user’s data that is hosted by a third party. Third party and cloud hosting is getting more popular, and finding ways to protect yourself against these kinds of attacks has become ever more important. Our group presents Storj, a decentralized peer-to...

Non-strict evaluation improves the expressive power of functional languages at the expense of an apparent loss of eeciency. In this paper we give examples of this expressive power, taking as an example an interactive functional program and describing the programming techniques depending on non-strict evaluation which improved its design. Implementation methods for non-strict languages have deli...