为了提高抗联合攻击码抵抗线性组合攻击的能力，提出一种改进的基于ACC码的指纹编码方案。
To improve the ability of resisting the linear combination attack, an improved fingerprint scheme based on ACC code is proposed.
将在第三章中提出的三个能够抵抗联合攻击的群签名方案分别修改为能够灵活地增加和删除群成员的群签名方案-动态群签名方案。
We make the three coalition-resistant group signature schemes proposed in chapter three into three dynamic group signature schemes which can increase and delete group members flexibly.
实验结果表明该算法具有良好的不可视性和抗联合图像专家组压缩、剪切、滤波等攻击的能力。
The experimental results have shown that the proposed watermark is invisible to human eyes and very robust to joint photographic experts group compression attack, crop attack and so on.
应用推荐