特别对于高级加密标准算法的S盒设计，增加掩码设计可以加强抗线性攻击安全程度。
Especially, the masking design in S-box of advanced encryption standard can make the algorithm safer to against linear attack.
在水印算法中用奇异值分解可以提高图像的抗几何失真性，但它对椒盐、高斯、滤波等攻击的抵抗能力却很弱。
Use singular value decomposition (SVD) in the watermark algorithm may enhance the anti-geometry distortion of the image, but it is very weak to some attacks such as salt, gauss, filter and etc.
本文最后对提出的水印算法进行了抗攻击能力实验，结果表明该算法具有较好的鲁棒性、透明性和较大的水印嵌入容量。
At last, experiments on this algorithm are implemented and experimental results show that the proposed algorithm has better robustness, transparency and larger capacity.
实验结果表明，该水印算法具有很强的隐藏性和抗攻击的鲁棒性。
The experimental results show that the watermarking algorithm has strong hiding and robustness for anti-attack.
同时，通过引入抗异步攻击的机制和倒谱滤波，增强了算法的鲁棒性。
In the meantime, mechanisms against desynchronization attacks and cepstrum filtering are introduced to enhance robustness.
同时，分析了该算法的抗攻击能力，试验结果令人满意。
What is more, the algorithm is robust to anti-attack tests, and the result from the experiments is quite satisfactory.
理论分析和仿真实验表明，该算法具有较高的安全保密性能和抗攻击性能。
Theoretical analysis and simulation experiment show that, the algorithm guarantees the security of the encryption effectively and excellent performance against attack.
分析了排列码加密算法的特点、加密强度及抗攻击性。
Analyse its characters encrypting intensity and ability of resist attacking.
试验结果证明该算法具有较好的不可见性，鲁棒性和抗攻击性。
The experiment results prove that this arithmetic is of better invisibility, robustness and anti-attack.
为了克服这些问题，结合目前的抗功耗加密算法设计和哈希签名方案，文中提出了抗功耗攻击的快速哈希签名方案。
This scheme only need execute one times public key Authentication, so that reduced the computation, furthermore, its security was better in power analysis attacks.
详细阐述了其加密原理和密文索引结构，对重复性数据的加密处理和算法抗攻击性进行了分析。
The encryption principle and index structure of encryption data are developed. The encryption processing of duplicate data and algorithm exposure are analyzed.
实验结果表明该水印算法具有良好的抗JPEG压缩、旋转、裁剪和加噪等常见攻击的能力。
The experimental results and attack analysis show that the watermark algorithm is robust against some image processing operations, such as JPEG lossy compression , rotation, cropping and noise adding.
算法有较强的抗几何攻击能力，同时对剪切、压缩、滤波等攻击也有较强的鲁棒性。
The algorithm has very strong robustness for some geometrical attacks, compression, filtering and cropping.
抗几何攻击的鲁棒图像水印算法研究是一项富有挑战性的工作。
In image watermarking, the watermark's vulnerability to geometric attacks has long been a difficult problem.
单个的数字水印算法或方案难以应付多种攻击方法的攻击，为此，文章对应用多水印方法提高水印抗攻击鲁棒性问题进行探讨。
Therefore, problems of the multi-watermark method applied to increase the anti-attack robustness of the watermarking are discussed in this paper.
实验表明，该算法有效降低了检测错误的概率，显著地提高了扩频水印的抗攻击能力。
Experimental results demonstrate that the proposed algorithm is more tamper resistant than general spread spectrum watermark algorithm and the false detection rate is decreased considerably.
理论分析和仿真实验表明，本文提出的算法具有较高的安全性能，特别是在统计攻击、差分攻击和选择明文攻击能力方面具有很好的抗攻击性能。
Theoretical analysis and simulated experiment show that, the scheme has excellent performances against attacks, in particular statistical attack, differential attack and chosen plain image attack.
测试数据表明，该算法比同类型的加密算法速度快，而且加密方法的变型性以及轮密钥选取的随机性将增强加密算法的抗攻击性。
Testing data shows that this encryption algorithm is faster than conventional ones and its anti-attack ability is reinforced by encryption improvement and randomization.
本文所涉及到的算法较之前的算法具有了较强的鲁棒性，抗攻击能力较强，有很好的应用价值。
This involved the algorithm has strong robustness and anti-attack capability, strong, has good application value.
实验表明，该算法具有很强的抗破译性，对于抵抗各种噪声、压缩及滤波等攻击具有很好的鲁棒性。
The experimental results show that the algorithm is strong and robust against attacks such as noises, compression and filter.
实验表明，算法具有了一定的抗攻击能力，同时还具有一定的抗噪和抗重采样性能。
Experiments show that, the algorithms not only have a certain amount of anti-attack capability, but also have some anti-noise and anti-resample performance.
与传统的零水印算法及数字全息水印算法相比，本文算法具有更好的抗几何攻击性能。
Compared with traditional zero-watermarking methods and digital hologram watermarking methods, the suggested watermarking scheme provides better performance for resisting geometric attacks.
算法级抗攻击方案以及2电路级抗攻击方案。
Based on the necessary condition of the above two kinds of attacking methods, we proposed several kinds of countermeasures from two levels: 1 algorithm level and 2 circuit level.
结合计算全息技术，提出一种新颖的抗几何攻击的鲁棒零水印算法。
A novel geometric robust zero-watermarking scheme, which USES Computer Generated Holograms (CGHs) as the watermarks, is presented.
其中抗SPA攻击措施是本文提出的一种基于MOF编码并且能以较小的开销加入到原IP中的新算法。
Emphasis is paid on anti-SPA countermeasure which is based on MOF encoding and can be incorporated into the original IP with very low cost.
数值实验表明该水印算法具有良好的抗攻击性和安全性。
Numerical simulations have demonstrated that this watermarking scheme has better performances of security and anti-attack.
数值实验表明该水印算法具有良好的抗攻击性和安全性。
Numerical simulations have demonstrated that this watermarking scheme has better performances of security and anti-attack.
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