Two Bitcoin Cash (BCH) pools reverse the transactions of another miner with the attack known as "51% Attack".In the 51% attack, the attackers successfully!-->!-->!-->…
A 51% attack is a type of attack occurred on Blockchain that performed by a malicious miners group having control on 51% or more of the network's mining hash rate.
Replay attack is a type of network attack in which an attacker first detects a data transmission on the network then repeats or delayed that data transmission. This…