How to secure the Internet in three easy steps
Paul Vixie
vixie at vix.com
Fri Oct 25 18:11:47 UTC 2002
> Assuming no time, money, people, etc resource constraints; securing the
> Internet is pretty simple.
>
> 1. Require all providers install and manage firewalls on all subscriber
> connections enforcing source address validation.
>
> 2. Prohibit subscribers from running services on their own machines. Only
> approved provider managed servers should provide services to users.
>
> 3. Prohibit direct subscriber-to-subscriber communication, except through
> approved NSP protocol gateways. Only approved NSP-to-NSP proxied traffic
> should be exchanged between network providers.
>
> Are there some down-sides? Sure. But who really needs the end-to-end
> principle or uncontrolled innovation.
i can see how the end to end principle applies in cases 2 and 3, but not 1.
--
Paul Vixie
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