SIGACT

Additive combinatorics is the branch of combinatorics where the objects of study are subsets of the integers or of other abelian groups, and one is interested in properties and patterns that can be expressed in terms of linear equations. More generally, ...

The 2008 LADIS workshop on Large Scale Distributed Systems brought together leaders from the commercial cloud computing community with researchers working on a variety of topics in distributed computing. The dialog yielded some surprises: some hot ...

More and more users store data in "clouds" that are accessed remotely over the Internet. We survey well-known cryptographic tools for providing integrity and consistency for data stored in clouds and discuss recent research in cryptography and ...