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Not bitcoin but forcing a proof-of-work scheme has been proposed as an anti-DoS measure before: http://www.csc.kth.se/utbildning/kth/kurser/DD143X/dkand12/Group
by Jach 8y ago
Not bitcoin but forcing a proof-of-work scheme has been proposed as an anti-DoS measure before: http://www.csc.kth.se/utbildning/kth/kurser/DD143X/dkand12/Group5Mikael/final/Jonatan_Landsberg_and_Anton_Lundqvist.pdf http://www.csc.kth.se/utbildning/kth/kurser/DD143X/dkand12/G...
- simias 8y agoThe original hashcash algorithm was meant to quench email spam which is not completely unrelated. But in this case I think the parent was proposing tricking the attacker into computing a PoW without realizing it, which sounds pretty tricky.
- koolba 8y agoJust need a protocol that allows for server initiated key renegotiation with PBKDF. Then you trick the client into repeatedly calculating some new key.