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» Public Key Encryption and Encryption Emulation Attacks
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IJBC
2008
95views more  IJBC 2008»
13 years 9 months ago
Time Scaling of Chaotic Systems: Application to Secure Communications
The paper deals with time-scaling transformations of dynamical systems. Such scaling functions operate a change of coordinates on the time axis of the system trajectories preservi...
Donatello Materassi, Michele Basso
IACR
2011
252views more  IACR 2011»
12 years 8 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
ICC
2007
IEEE
165views Communications» more  ICC 2007»
14 years 3 months ago
Oblivious Keyword Search Protocols in the Public Database Model
— Databases associated with keywords, can be public, private or hybrid, as a result the solutions to keyword search protocols for each type are different. In this paper, we study...
Huafei Zhu, Feng Bao
CCS
2009
ACM
14 years 9 months ago
PBES: a policy based encryption system with application to data sharing in the power grid
In distributed systems users need the ability to share sensitive content with multiple other recipients based on their ability to satisfy arbitrary policies. One such system is el...
Rakeshbabu Bobba, Himanshu Khurana, Musab AlTurki,...
ASIACRYPT
2009
Springer
14 years 3 months ago
Improved Non-committing Encryption with Applications to Adaptively Secure Protocols
We present a new construction of non-committing encryption schemes. Unlike the previous constructions of Canetti et al. (STOC ’96) and of Damg˚ard and Nielsen (Crypto ’00), ou...
Seung Geol Choi, Dana Dachman-Soled, Tal Malkin, H...