nanog mailing list archives

Re: Global Blackhole Service


From: Randy Bush <randy () psg com>
Date: Sat, 14 Feb 2009 06:41:50 +0900

eventually, the rpki will give you the first half, authentication
of the owner of the ip space.  this leaves, as smb hinted, securing
the request path from the black-hole requestor to the service and
of the service to the users.

smb:
You can't do this without authoritative knowledge of exactly who
owns any prefix; you also have to be able to authenticate the
request to blackhole it.  Those two points are *hard*.

randy


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