Sciweavers

IACR
2011
133views more  IACR 2011»
14 years 6 months ago
Attractive Subfamilies of BLS Curves for Implementing High-Security Pairings
Barreto-Lynn-Scott (BLS) curves are a stand-out candidate for implementing high-security pairings. This paper shows that particular choices of the pairing-friendly search parameter...
Craig Costello, Kristin Lauter, Michael Naehrig
IACR
2011
125views more  IACR 2011»
14 years 6 months ago
On Constructing Homomorphic Encryption Schemes from Coding Theory
Abstract. Homomorphic encryption schemes are powerful cryptographic primitives that allow for a variety of applications. Consequently, a variety of proposals have been made in the ...
Frederik Armknecht, Daniel Augot, Ludovic Perret, ...
IACR
2011
127views more  IACR 2011»
14 years 6 months ago
Oblivious RAM with O((log N)^3) Worst-Case Cost
Oblivious RAM (O-RAM) is a useful primitive that allows a client to hide its data access patterns from an untrusted server in storage outsourcing applications. This paper proposes...
Elaine Shi, T.-H. Hubert Chan, Emil Stefanov, Ming...
IACR
2011
124views more  IACR 2011»
14 years 6 months ago
Using the Cloud to Determine Key Strengths
We develop a new methodology to assess cryptographic key strength using cloud computing, by calculating the true economic cost of (symmetric- or private-) key retrieval for the mos...
Thorsten Kleinjung, Arjen K. Lenstra, Dan Page, Ni...
IACR
2011
252views more  IACR 2011»
14 years 6 months ago
A Meet-in-the-Middle Attack on the Full KASUMI
KASUMI is a block cipher which consists eight Feistel rounds with a 128-bit key. The confidentiality and integrity of UMTS, GSM and GPRS mobile communications systems depend heavi...
Keting Jia, Hongbo Yu, Xiaoyun Wang