News on November 21, the past 90 days. Bitcoin‘s hash rate has been rising and gradually reaching the highest level six months ago.
The computing power is accelerating, causing the difficulty of Bitcoin mining to have been raised 9 times in a row. It’s almost the highest difficulty six months ago.
The difficulty of Bitcoin mining is close to the record high set on May 13, 2021.
The difficulty of network mining is a set of mechanisms designed by Satoshi Nakamoto to maintain the stable operation of the network. Moreover, the difficulty of mining also improves the security of the system, making 51% attacks more difficult to achieve.