Security of National Infrastructure

Petri Helenius pete at
Fri Dec 29 23:27:25 UTC 2006

Jerry Pasker wrote:
> It is the way it is, because the internet works when it's open by 
> default, and closed off carefully. (blacklists, and the such)   Would 
> email have ever taken off if it were based on white lists of approved 
> domains and or senders? Sure, it might make email better NOW (maybe?) 
> but in the beginning?
There was an experiment on this. It's called X.400.

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