Not if only trusted peers are allowed to advertise to that AS. It's the same mechanism proposed for blackholing on destination to dampen DOS a while back, except it is to prevent hijacking, and therefore doesn't run afoul of the AT&T patent (and now the prior art for this is in the public domain).
It's also something that can be built using the existing infrastructure, and rough consensus. > -----Original Message----- > From: Owen DeLong [mailto:[EMAIL PROTECTED] > Sent: Sunday, February 24, 2008 8:25 PM > To: Tomas L. Byrnes > Cc: Simon Lockhart; Michael Smith; [EMAIL PROTECTED]; > [EMAIL PROTECTED]; nanog@merit.edu > Subject: Re: YouTube IP Hijacking > > > On Feb 24, 2008, at 2:14 PM, Tomas L. Byrnes wrote: > > > > > I figured as much, but it was worth a try. > > > > Which touches on the earlier discussion of the null routing of /32s > > advertised by a special AS (as a means of black-holing DDOS > traffic). > > > > It seems to me that a more immediately germane matter regarding BGP > > route propagation is prevention of hijacking of critical routes. > > > > Perhaps certain ASes that are considered "high priority", > like Google, > > YouTube, Yahoo, MS (at least their update servers), can be > trusted to > > propagate routes that are not aggregated/filtered, so as to > give them > > control over their reachability and immunity to longer-prefix > > hijacking (especially problematic with things like MS update sites). > > > > > That's just inviting the injection of forged AS routes to > commit abuse. > > Owen > > > > >> -----Original Message----- > >> From: Simon Lockhart [mailto:[EMAIL PROTECTED] > >> Sent: Sunday, February 24, 2008 2:07 PM > >> To: Tomas L. Byrnes > >> Cc: Michael Smith; [EMAIL PROTECTED]; [EMAIL PROTECTED]; > >> nanog@merit.edu > >> Subject: Re: YouTube IP Hijacking > >> > >> On Sun Feb 24, 2008 at 01:49:00PM -0800, Tomas L. Byrnes wrote: > >>> Which means that, by advertising routes more specific > than the ones > >>> they are poisoning, it may well be possible to restore universal > >>> connectivity to YouTube. > >> > >> Well, if you can get them in there.... Youtube tried that, > to restore > >> service to the rest of the world, and the announcements didn't > >> propogate. > >> > >> Simon > >> > >