Optimistically replicated systems provide highly available data even when communication between data replicas is unreliable or unavailable. The high availability comes at the cost...
Despite the increased focus on security, critical information systems remain vulnerable to cyber attacks. The trend lends importance to the concept of intrusion tolerance: there is...
Conventional e-mail systems are prone to problems that impact their scalability and dependability. E-mail systems operate following a "push-based" approach: the sender s...
Edson Kageyama, Carlos Maziero, Altair Olivo Santi...
File sharing using peer-to-peer (p2p) systems is a major Internet application and the leading source of network traffic today. However, the dominance of p2p systems for file sha...
Demetres Antoniades, Evangelos P. Markatos, Consta...
This paper develops simple cost models for provisioning content distribution networks that use the simple and highly scalable bandwidth skimming protocol for streaming. New insight...
Jussara M. Almeida, Derek L. Eager, Michael C. Fer...