... diagram shows another way to think of the Defense In Depth concept. At the center of the diagram is your information. However, the center can be anything you value, or the answer to the question, ... program back into its source form) to try to figure out how it worked.Teams of programmers worked non-stop to come up with at least a temporary fix, to prevent the continued spread of the worm. ... available for free from www.systemtools.com, but they seem to have disappeared, which is a tragedy. They were wonderful folks and were among the first folks to develop security information and tools...