The proliferation of new modes of communication and collaboration has resulted in an explosion of digital information. To turn this challenge into an opportunity, the IT industry ...
Peer-to-peer content dissemination applications suffer immensely from freeriders, i.e., nodes that do not provide their fair share. The Tit-for-Tat (TfT) incentives have received ...
Cryptography has become an indispensable mechanism for securing systems, communications and applications. While offering strong protection, cryptography makes the assumption that ...
—The growth of the Internet in the last years has been pushed by increasing requirements in terms of capacity, security and reliability. Moreover, improvements in multimedia appl...
– Many P2P-based storage systems use distributed indexing service for searching documents. There are two security issues when the nodes providing the index service are compromise...