Where can I find information about the difference between Unix and Linux?

What is the main difference between Linux and Unix?
That's a very good question, and it's one that a couple of our experts have tackled before. You might like to take a look at this Ask-the-expert response from Nigel McFarlane.

Or, if you're more interested in the security differences between Unix and Linux, check out this response from

Anton Chuvakin.

Those two links should help a lot, but if you would like more information, please submit specific questions about the areas of Unix vs. Linux that interest you.

This was first published in November 2004

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