It is presented here that the all-digital holography is applied to the digital audio encryption.

文章提出将全数字全息术应用于音频信息加密。

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Furthermore, the topic about optimized AES is proposed to satisfy the encryption demand of real-time, field and transparency, such as audio and video data flow in the field of information security.

本文简要阐述了AES算法，并为适应信息安全领域中音视频高速数据流所需的实时、现场和透明加密的要求，探讨了AES算法的优化问题。

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In this paper, we present a novel encryption algorithm for MPEG audio data including all three layers that is based on a random permutation scheme.

为克服目前基于混沌序列的置乱算法安全性不够高，密钥空间小的缺点，本文提出了一种新的双随机置乱算法。

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The software doesn't decode Skype's encryption, but instead captures audio streams, keystrokes typed into the keyboard and possibly anything else happening on the computer.

WSJ: Mideast Uses Western Tools to Battle the Skype Rebellion

For example, Liquid Audio, based in Redwood City, California, relies mainly on its own brand of encryption, which ensures that each piece of music sent out is encoded so that only the intended recipient can play it.

ECONOMIST: In the picture