45 search results - page 3 / 9 » Cryptography in Quadratic Function Fields |
DCC
2006
IEEE
14 years 7 months ago
2006
IEEE
We present a new characterization of semi-bent and bent quadratic functions on finite fields. First, we determine when a GF(2)-linear combination of Gold functions Tr(x2i +1 ) is ...
ASIACRYPT
2003
Springer
14 years 21 days ago
2003
Springer
The best practical algorithm for class group computations in imaginary quadratic number fields (such as group structure, class number, discrete logarithm computations) is a varian...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
Graphical models are fundamental tools for modeling images and other applications. In this paper, we propose the Logistic Random Field (LRF) model for representing a discrete-valu...
IEEEARES
2007
IEEE
14 years 1 months ago
2007
IEEE
Assuring information authenticity is an important issue in the field of information security. A new broadcast authentication protocol is proposed. The protocol is based on time sy...
AAECC
1993
Springer
13 years 11 months ago
1993
Springer
We give estimates for exponential sums over finite fields in several variables. We study the case where the phase is either quadratic or more generally invariant under the action ...