Applying the modern cryptographical technology constructs two digital copyright protection schemes.

利用现代密码技术构造了两个数字版权保护方案。

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The attacks on digital watermarking increasingly become serious, with the application of digital watermarking on digital copyright protection.

提出了一种基于数字水印技术和应用密码学的数字产品版权保护认证机制。

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Since the whole world is concerned about the digital copyright protection, the technology of robust digital watermarking catches more and more attentions.

在世界对数字版权问题的关注下，鲁棒数字水印技术得到了越来越多的重视。

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Meanwhile, the rules are being tightened in Europe, where the European Parliament has endorsed a copyright directive that, like America's existing Digital Millennium Copyright Act, would give rights-holders more protection and consumers less choice.

ECONOMIST: The same old song

In a hearing last month, Napster lost its attempt to portray itself as a "mere conduit" for information, which would have granted it protection under the Digital Millennium Copyright Act of 1998.

CNN: Napster takes the defensive