* bribery and on-chain vote buying (phil daian) * [Incentive Attacks on PoW](https://eprint.iacr.org/2019/775.pdf) ## Selfish Mining * [Majority is not enough: Bitcoin Mining is vulnerable](https://www.cs.cornell.edu/~ie53/publications/btcProcFC.pdf) by Ittay, Emin * [Defense](https://www.esat.kuleuven.be/cosic/publications/article-2746.pdf) by Ren Zhang
Selfish Mining