North American Network Operators Group

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Re: Yahoo outage summary

  • From: Sean Donelan
  • Date: Sun Jul 08 19:53:34 2007

On Sun, 8 Jul 2007, Steven M. Bellovin wrote:
I put up a diary at the Storm Center
( that summarizes what we
know about the Yahoo outage on Friday.  If anybody has any additional
info they want to share or comments about the write-up please let me

In other words, it was yet another BGP screw-up that secured routing
could have prevented.

Or using route registeries and filters, or any of the other dozen ideas suggested over the last decade.

Any clue about the root cause, i.e., malice or accident?

Does it matter? You are screwed either way.