whitelisting itself is hybrid...And it works best as one layer of a defensive strategy, at any rate in the version of the internet in which we currently find ourselves.

There is no way of eliminating the risk of data loss completely because systems, however good they are, are implemented, administered and used by human beings.

When I get a chain letter like this, I don't usually respond to everyone else who received it, even when it's a hoax (as it usually is)...