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Linux Email: Set up and Run a Small Office Email Server by Patrick Ben Koetter, Magnus Back, Alistair McDonald, Carl Taylor, David Rusenko

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Testing Filtering

Viruses, by definition, are things that we would prefer to avoid having any contact with at all; but in order to be certain that our filtering and detection processes are working correctly and that we are fully protected we need to have access to a virus for testing purposes. Using real viruses for testing in the real world is rather like setting fire to the wastebin in your office to see whether the smoke detector is working. Such a test will give meaningful results, but with possibly unappealing and unacceptable risks. What we need is a file that can safely be passed around and which is obviously non-viral, but which your antivirus software will react to as if it were a virus.

EICAR Test Virus

A number of antivirus researchers ...

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