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Detective Mining: Selfish Mining Becomes Unrealistic under Mining Pool Environment
blockchain Bitcoin, security
2019/5/21
One of Bitcoin’s core security guarantees is that, for an attacker to be able to successfully interfere with the Bitcoin network and reverse transactions, they need to control 51% of total hash power....
Bitcoin, the first successful cryptocurrency, uses the blockchain structure and PoW mechanism to generate blocks. PoW makes an adversary difficult to control the network until she retains over 50\% of...
This paper studies a fundamental problem regarding the security of blockchain on how the existence of multiple misbehaving pools influences the profitability of selfish mining. Each selfish miner main...
One Weird Trick to Stop Selfish Miners: Fresh Bitcoins, A Solution for the Honest Miner.
getting miners adopt these changes
2016/1/26
Abstract—A recent result in Bitcoin is the selfish mining strategy in which a selfish cartel withholds blocks they mine to gain an advantage. This strategy is both incentive-compatible and harmful to ...
Broadcasting Intermediate Blocks as a Defense Mechanism Against Selfish-Mine in Bitcoin
applications Bitcoin selfish-mine
2015/12/30
The selfish-mine strategy in Bitcoin allows a miner to gain mining rewards more than her fair share. Prior defenses focus on preventing the attacker from winning a block race of equal-length chains. H...
Stubborn Mining: Generalizing Selfish Mining and Combining with an Eclipse Attack
cryptographic protocols Bitcoin
2015/12/24
Sel sh mining [9] is a well-known attack where a sel sh miner, under certain conditions, can gain a
disproportionate share of reward by deviating from the honest behavior.
Does "Being Chosen to Lead" Induce Non-Selfish Behavior? Experimental Evidence on Reciprocity
Leaders Dictator Game Reciprocity Citizen-Candidate
2015/9/23
We present experimental evidence that policies chosen by leaders
depend on whether they were elected or appointed. Consistent with previous studies of
the “dictator game”, we find that unitary polic...
Selfish Response to Epidemic Propagation
Systems and Control (cs.SY) Multiagent Systems (cs.MA) Adaptation and Self-Organizing Systems (nlin.AO)
2010/11/10
An epidemic spreading in a network calls for a decision on the part of the network members: They should decide whether to protect themselves or not. Their decision depends on the trade-off between the...