Re: Screening Outgoing Mail for Content

[Adam Shostack <adam () weathership homeport org>]

On Sat, Aug 08, 1998 at 12:30:27PM +0200, Chris Crozier wrote:
| It seems to me that the argument against screening content based on relative
| ease of defeating it is like saying that since locks can be picked don't
| bother locking anything. The aim has to be reduction of risk, not
| eliminating it (since that is impossible anyway). Locks work reasonably well
| because most people can't pick them, not because they are un-pickable.

        I think the question is not reduction of risk, but
cost-effectiveness of reduction of risk.

        If you only put a lock on one door out of three, is it
worthwhile at $5?  How about $5,000?

Adam