22. Detecting Copyright Infringement

Now that I have discussed how copyrights pertain to software and have given a mathematical framework for comparing software to find correlation, in this chapter I delve into the practical aspects of finding copyright infringement. We have the definitions and the mathematical tools, but more is needed.

For several years now I have been working as an expert witness in intellectual property disputes, specializing in software copyright infringement and trade secret theft cases. When I began working in this area, I found that most experts used a combination of off-the-shelf computer code analysis programs, homegrown analysis programs, and lots of long hours and late nights poring over thousands of lines of computer ...

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