Re: fixing opt-ack DoS against TCP stack

2007-01-11 Thread Gavin McCullagh
Hi, [ moving this to netdev as requested ] On Tue, 09 Jan 2007, Stephen Hemminger wrote: > Actually, this paper seems to be a zombified version of: > http://www.cs.ucsd.edu/~savage/papers/CCR99.pdf Thanks. In fairness to them, the emphasis is slightly different, Savage et al are more int

fixing opt-ack DoS against TCP stack

2007-01-09 Thread Gavin McCullagh
Hi, recently, a few of us came up with a novel (or so we thought) DoS attack against TCP. We spent some time implementing and testing it and found it to work worryingly well. It turns out that we are not the first to come across this attack. Rob Sherwood and colleagues in Maryland were a year o