In this paper, bribing attacks and similar techniques, which we refer to as incentive attacks, are systematically analyzed and categorized. We show that the problem space is not fully explored and present several new and improved incentive attacks.
In this paper, we introduce our model of Bitcoin’s security, which depends on a surprisingly small number of factors. We find that Bitcoin can tolerate a high incentive to attack today, but the declining block subsidy poses a substantial risk for the future.
A PLONK is a new type of zero-knowledge proof. It stands for “Permutations over Lagrange-bases for Oecumenical Noninteractive arguments of Knowledge”. What’s important to know is that they fulfill the same role as a SNARK, with slightly different properties