106 search results - page 5 / 22 » Cryptanalysis of Koyama Scheme |
AMC
2005
13 years 9 months ago
2005
Abstract. Key authentication is very important in secret communications and data security. Recently, Lee, Hwang and Li proposed a new public key authentication scheme for cryptosys...
ISW
1999
Springer
14 years 2 months ago
1999
Springer
Abstract. Group signature schemes allow a group member to anonymously sign on group’s behalf. Moreover, in case of anonymity misuse, a group authority can recover the issuer of a...
TCSV
2008
13 years 9 months ago
2008
Recently, a novel image scrambling (i.e., encryption) scheme without bandwidth expansion was proposed based on two-dimensional (2-D) discrete prolate spheroidal sequences (DPSS). ...
PKC
2001
Springer
14 years 2 months ago
2001
Springer
At ISW’99, Nishioka, Hanaoka and Imai proposed a digital signature scheme on ID-based key-sharing infrastructures. That signature scheme is claimed to be secure if the discrete l...
CORR
2010
Springer
13 years 10 months ago
2010
Springer
In 2004, Das, Saxena and Gulati proposed a dynamic ID-based remote user authentication scheme which has many advantage such as no verifier table, user freedom to choose and change...