Much of the mining of the Monero <button class="define-target" id="privacycoin">privacycoin</button> is done by a single <button class="define-target" id="mining-pool">mining pool</button> named MineXMR. The total computing power being used to mine and process Monero transactions (also called the <button class="define-target" id="hashrate">hashrate</button>) controlled by the one mining pool has been gradually increasing. On February 13, someone posted in the Monero subreddit urging people to "boycott" MineXMR, because the pool's hashrate was as high as 47.7% of the total network hashrate. If the one group's hashrate breaks the 50% mark, it opens the network up to a potential <button class="define-target" id="51-attack">51% attack</button>, where the mining pool could be used for malicious actions, including blocking new transactions from being confirmed, reordering transactions, or <button class="define-target" id="double-spending">double spending</button>.

"Concerns grow over Monero mining pool that has 44% of the network's hash rate"

Web3 is Going Just Great

One Monero mining pool creeps closer to that crucial 51% of the network hashrate