Security Analysis of Certificateless Signcryption Scheme
Wenjian Xie · Jisuanji gongcheng · 2011
This paper analyzes the security of a certificateless signcryption scheme,which includes confidentiality and unforgeability.It is shown that the scheme is insecure.It can not resist the attack of the second type Ⅱand adversary A2,the attack process is gives in detail.Analysis result shows the scheme can not meet confidentiality,it can produce random forgery,and it is unsafe.