Cryptanalysis of ElGamal type encryption schemes based on conic curves

被引:7
作者
Dai, ZD [1 ]
Ye, DF
Pei, DY
Yang, JH
机构
[1] Univ Sci & Technol China, Grad Sch, Dept Math, State Key Lab Informat Secur, Beijing 100039, Peoples R China
[2] Acad Sinica, Inst Software, Beijing 100080, Peoples R China
关键词
Discrete logarithm problem (DLP);
D O I
10.1049/el:20010272
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
It is shown that the security of the ElGamal type encryption scheme based on a conic over GF(p) is not stronger than that bared on GF(p(2))*.
引用
收藏
页码:426 / 426
页数:1
相关论文
共 6 条
[1]   NEW DIRECTIONS IN CRYPTOGRAPHY [J].
DIFFIE, W ;
HELLMAN, ME .
IEEE TRANSACTIONS ON INFORMATION THEORY, 1976, 22 (06) :644-654
[2]  
Diffie W., 1976, P AFIPS NAT COMP C, P109
[3]   A PUBLIC KEY CRYPTOSYSTEM AND A SIGNATURE SCHEME BASED ON DISCRETE LOGARITHMS [J].
ELGAMAL, T .
IEEE TRANSACTIONS ON INFORMATION THEORY, 1985, 31 (04) :469-472
[4]  
Menezes AJ., 1997, HDB APPL CRYPTOGRAPH
[5]  
ZHENG FUC, 1998, CHINA CRYPT 1998, P45
[6]  
ZHI ZM, 1996, J SICHUAN U, V33, P356