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CISC
2008
Springer
148views Cryptology» more  CISC 2008»
13 years 11 months ago
Publicly Verifiable Privacy-Preserving Group Decryption
Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...
Bo Qin, Qianhong Wu, Willy Susilo, Yi Mu
VLDB
2007
ACM
155views Database» more  VLDB 2007»
14 years 9 months ago
Answering Aggregation Queries in a Secure System Model
As more sensitive data is captured in electronic form, security becomes more and more important. Data encryption is the main technique for achieving security. While in the past en...
Tingjian Ge, Stanley B. Zdonik
ICMCS
2006
IEEE
147views Multimedia» more  ICMCS 2006»
14 years 3 months ago
A Secret Key Based Multiscale Fragile Watermark in the Wavelet Domain
The distribution of the wavelet coefficients in 2-D discrete wavelet transform (DWT) subspaces can be well described by a Gaussian mixture statistical model. In this paper, a secr...
Hua Yuan, Xiao-Ping Zhang
TIT
2008
187views more  TIT 2008»
13 years 8 months ago
The Bare Bounded-Storage Model: The Tight Bound on the Storage Requirement for Key Agreement
Abstract--In the bounded-storage model (BSM) for information-theoretic secure encryption and key agreement, one makes use of a random string R whose length t is greater than the as...
Stefan Dziembowski, Ueli M. Maurer
ICC
2009
IEEE
125views Communications» more  ICC 2009»
14 years 4 months ago
Cryptanalysis of Substitution Cipher Chaining Mode (SCC)
In this paper, we present an enhanced cryptanalysis of the Substitution Cipher Chaining mode (SCC) [1]. In [2], SCC-128 (SCC which uses AES with 128-bit key) was broken using 5 att...
Mohamed Abo El-Fotouh, Klaus Diepold