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CSL
2007
Springer
14 years 4 months ago
Unbounded Proof-Length Speed-Up in Deduction Modulo
In 1973, Parikh proved a speed-up theorem conjectured by G¨odel 37 years before: there exist arithmetical formulæ that are provable in first order arithmetic, but whose shorter ...
Guillaume Burel
PDCAT
2007
Springer
14 years 4 months ago
Monitoring Employees' Emails without Violating Their Privacy Right
The capability of an employee to violate the policy of an organization is a concern for an employer. Monitoring is a measure taken by an employer to discourage an employee from ac...
Giannakis Antoniou, Parampalli Udaya, Lynn Margare...
CSB
2003
IEEE
110views Bioinformatics» more  CSB 2003»
14 years 3 months ago
Prokaryote Phylogeny without Sequence Alignment: From Avoidance Signature to Composition Distance
A new and essentially simple method to reconstruct prokaryotic phylogenetic trees from their complete genome data without using sequence alignment is proposed. It is based on the ...
Bailin Hao, Ji Qi
EUROCRYPT
2006
Springer
14 years 1 months ago
Sequential Aggregate Signatures and Multisignatures Without Random Oracles
We present the first aggregate signature, the first multisignature, and the first verifiably encrypted signature provably secure without random oracles. Our constructions derive f...
Steve Lu, Rafail Ostrovsky, Amit Sahai, Hovav Shac...
USENIX
2008
14 years 8 days ago
Striping without Sacrifices: Maintaining POSIX Semantics in a Parallel File System
Striping is a technique that distributes file content over multiple storage servers and thereby enables parallel access. In order to be able to provide a consistent view across fi...
Jan Stender, Björn Kolbeck, Felix Hupfeld, Eu...