Deceptive voting behaviors of malicious users are known as the main reason of causing content pollution in Peer-to-Peer (P2P) content sharing systems. Due to the nature of P2P overlay network such as self-organization and anonymity, the existing methods on identifying deceptive votes are not effective, especially for collusive attackers. This paper presents Sorcery, a novel active challenge-res...

Today, I am so happy to see some of the colleagues whom I once worked with in Okapa. I would like to take this opportunity to thank all the medical scientists who came to work on kuru. Back in my village of Waisa, I was newly married when Michael Alpers arrived in our village to carry out his field research. The kuru epidemic was frightening and taking the lives of many women and children and a...

This paper is a contribution and piece of Da'wah towards enlightening Muslims on the menace sorcery sorcerers. The work has highlighted some major reasons why with weak Iman seek help sorcerers for worldly things thereby harming their fellow being. It therefore, application Islamic Da’wah that would assist in reminding avoiding sorcery. been discovered from interview have destroyed many family ...