— When a P2P system has millions of concurrently active peers, there is the risk that it could serve as a DDoS engine for attacks against a targeted host. In this paper we descri...
A flooding-based search mechanism is often used in unstructured P2P systems. Although a flooding-based search mechanism is simple and easy to implement, it is vulnerable to overla...
We propose a decentralized privacy-preserving approach to spam filtering. Our solution exploits robust digests to identify messages that are a slight variation of one another and ...
Ernesto Damiani, Sabrina De Capitani di Vimercati,...