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INDOCRYPT
2003
Springer
13 years 9 months ago
2003
Springer
At INDOCRYPT 2003 Abisha, Thomas, and Subramanian proposed two public key schemes based on word problems in free partially commutative monoids and groups. We show that both propos...
INDOCRYPT
2003
Springer
13 years 9 months ago
2003
Springer
The RC4 stream cipher is the most widely used software based stream cipher. It is based on a secret internal state of N = 256 bytes and two pointers. This paper proposes an efficie...
INDOCRYPT
2003
Springer
13 years 9 months ago
2003
Springer
OMAC, TMAC and XCBC are CBC-type MAC schemes which are provably secure for arbitrary message length. In this paper, we present a more tight upper bound on Advmac for each scheme, w...
INDOCRYPT
2003
Springer
13 years 9 months ago
2003
Springer
We consider a variant of the Complex Multiplication (CM) method for constructing elliptic curves (ECs) of prime order with additional security properties. Our variant uses Weber po...
INDOCRYPT
2003
Springer
13 years 9 months ago
2003
Springer
A solution for obtaining impartial random values in on-line gambling is presented in this paper. Unlike most previous proposals, our method does not require any TTP and allows e-ga...