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» Computing with Catalan Families, Generically
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CCS
2009
ACM
14 years 6 months ago
A new hash family obtained by modifying the SHA-2 family
In this work, we study several properties of the SHA-2 design which have been utilized in recent collision attacks against reduced round SHA-2. Small modifications to the SHA-2 des...
Somitra Kumar Sanadhya, Palash Sarkar
CRYPTO
2005
Springer
163views Cryptology» more  CRYPTO 2005»
13 years 11 months ago
On the Generic Insecurity of the Full Domain Hash
The Full-Domain Hash (FDH) signature scheme [3] forms one the most basic usages of random oracles. It works with a family F of trapdoor permutations (TDP), where the signature of m...
Yevgeniy Dodis, Roberto Oliveira, Krzysztof Pietrz...
DCG
2011
13 years 1 months ago
New Classes of Counterexamples to Hendrickson's Global Rigidity Conjecture
We examine the generic local and global rigidity of various graphs in Rd . Bruce Hendrickson showed that some necessary conditions for generic global rigidity are (d + 1)-connected...
Samuel Frank, Jiayang Jiang
VISUALIZATION
2003
IEEE
13 years 11 months ago
Counting Cases in Marching Cubes: Toward a Generic Algorithm for Producing Substitopes
We describe how to count the cases that arise in a family of visualization techniques, including Marching Cubes, Sweeping Simplices, Contour Meshing, Interval Volumes, and Separat...
David C. Banks, Stephen A. Linton