To make it useful to the rest of the world requires domain knowledge, and often a transformation that is simply nonsensical within the source domain.

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While some of the deployed protocols are in the public domain, the source code for particular applications have not been released yet making it difficult for security researchers to render an informed opinion on its implementation.

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The base set would have a set term after which all of the patents contained therein would become open source in the public domain.

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And outside the open source search domain, companies like Rosslyn Analytics have developed a platform approach to complex data integration problems.

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But the biggest non-obvious problem we see is source domain complexity.

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Law enforcement officials instructed Nominet to disable the domain used for the Und3rgr0und chat site in an attempt to disrupt the hacktivists, having tracked down the source of the site as beyond their jurisdiction.

BBC: Viewpoint: Preparing for the digital defence of the realm