Source address validation (was Re: UUNet Offer New Protection Against DDoS)

Dan Hollis goemon at anime.net
Sun Mar 7 02:55:20 UTC 2004


On Sun, 7 Mar 2004, Paul Vixie wrote:
> don't be lulled into some kind of false sense of security by the fact
> that YOU are not seeing spoofed packets TODAY.  let's close the doors we
> CAN close, and give attackers fewer options.

sadly the prevailing thought seems to be 'we cant block every exploit so 
we will block none'. this (and others) are used as an excuse to not deploy 
urpf on edge interfaces facing singlehomed customers.

its a fatalistic approach to dealing with network abuse, and its retarded.

-Dan




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