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154
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DAM
2006
15 years 6 months ago
2006
We propose the concept of fine-grained forward-secure signature schemes. Such signature schemes not only provide non-repudiation w.r.t. past time periods the way ordinary forward-...
284
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GIS
2008
ACM
16 years 7 months ago
2008
ACM
Cyberinfrastructure integrates information and communication technologies to enable high-performance, distributed, and collaborative knowledge discovery, and promises to revolutio...
168
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STOC
2006
ACM
16 years 6 months ago
2006
ACM
We present a randomized Byzantine Agreement (BA) protocol with an expected running time of O(log n) rounds, in a synchronous full-information network of n players. For any constan...