This paper proposes an effective file searching scheme named Group P2P to reduce the number of message transmission. In the Group P2P, peers distinguish Parent Peer from Child Peer...
Epidemic protocols such as gossip have proven to have many desirable properties for information sharing. However, trust is one of the issues that is yet to be examined with respec...
Current aggregation systems either have a single inbuilt aggregation mechanism or require applications to specify an aggregation policy a priori. It is hard to predict the read an...
We show how a game-theoretic model of spam e-mailing, which we had introduced in previous work, can be extended to include the possibility of employing Human Interactive Proofs (h...
Dimitrios K. Vassilakis, Ion Androutsopoulos, Evan...
A system that protects the unlinkability of certain data items (e. g. identifiers of communication partners, messages, pseudonyms, transactions, votes) does not leak information t...