Kefei CHEN

PWG: Progressive Weight-Growth Algorithm for LDPC Codes
Xiangxue LI Qingji ZHENG Haifeng QIAN Dong ZHENG Kefei CHEN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/02/01
Vol. E97-A  No. 2  pp. 685-689
Type of Manuscript:  LETTER
Category: Coding Theory
Keyword: 
LDPC code, girth, progressive weight growth, 
 Summary | Full Text:PDF
Cryptanalysis of a Hierarchical Identity-Based Encryption Scheme
Jian WENG Min-Rong CHEN Kefei CHEN Robert H. DENG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/04/01
Vol. E93-A  No. 4  pp. 854-856
Type of Manuscript:  LETTER
Category: Cryptography and Information Security
Keyword: 
hierarchial identity-based encryption, chosen-ciphertext attack, chosen-plaintext attack, 
 Summary | Full Text:PDF