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ASIACRYPT
1999
Springer
13 years 9 months ago
1999
Springer
A periodical multi-secret threshold cryptosystem enables a sender to encrypt a message by using a cyclical sequence of keys which are shared by n parties and periodically updated. ...
ASIACRYPT
1999
Springer
13 years 9 months ago
1999
Springer
In the underlying finite field arithmetic of an elliptic curve cryptosystem, field multiplication is the next computational costly operation other than field inversion. We pres...
ASIACRYPT
1999
Springer
13 years 9 months ago
1999
Springer
Abstract. The problem of proving a number is of a given arithmetic format with some prime elements, is raised in RSA undeniable signature, group signature and many other cryptograp...
ASIACRYPT
1999
Springer
13 years 9 months ago
1999
Springer
This paper presents a weakness in the key schedule of the AES candidate HPC (Hasty Pudding Cipher). It is shown that for the HPC version with a 128-bit key, 1 in 256 keys is weak i...
LATINCRYPT
2010
13 years 3 months ago
2010
Abstract. In this paper, we present an efficient cryptanalysis of the socalled HM cryptosystem which was published at Asiacrypt’1999, and one perturbed version of HM. Until now, ...