对两种无需证书的数字签名方案的分析及改进

农强，郝艳华，黄茹芬

Analysis and improvement of two digital signature schemes without certifi-
cates

NONG Qiang，HAO Yan-hua，HUANG Ru-fen

计算机工程与应用 . 2010, (21): 106 -110 . DOI: 10.3778/j.issn.1002-8331.2010.21.030