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Digital image steganography does have some drawbacks, though.

但是，数码图像隐写术仍然有一定缺点。

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This article examines the process of steganography and shows how you can detect its use.

本文将探讨隐写术的原理并展示如何侦测它的使用。

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There is also some debate over a technique called steganography, which involves embedding secret messages within publicly available files and images on the internet, but there is little evidence so that al-Qaeda has used this.

BBC: NEWS | In Depth | A web wise terror network

Risco endeavored to inject molecular biology into computer sciences, having been inspired by a magazine article about a data encryption technique called steganography, the science of communicating in a manner that hides the existence of the communication.

CNN: Romanian teenager wins 'junior Nobel Prize' competition