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Re: Using unallocated address space - for DoS?
In message <20010214215512.A19817@mail.q-linux.com>, "Miguel A.L. Paraz" writes : > >On Tue, Feb 13, 2001 at 09:47:15PM -0800, Sean Donelan wrote: >> Unfortunately this is not a unique occurance. Cable&Wireless, Sprint, >> AT&T and UUNET have all had portions of their service knocked off the >> Internet for various periods of time due to bogus announcements. Until >> other ISPs fix their policies, I can knock your network off most of the >> Internet, and there is nothing you can do to prevent it. > > >I hope this is a remote possibility, but what are the chances of someone >malicious breaking into the "right" router and blackholing the worst possible >networks? If this is done, how long till it can be remedied? You don't have to break into the "right" router; you just have to start announcing the networks in a way that your peers don't -- can't -- detect is improper. --Steve Bellovin, http://www.research.att.com/~smb