Grin Network Victim of 51% Attack, Unknown Miner Commands 58% of the Hashrate

The privacy-centric cryptocurrency network Grin (GRIN) has been the victim of a 51% attack according to a number of reports. Allegedly an unknown entity gained control of over 57% of the network hashrate on Saturday. According to the Grin website, the team is recommending people wait for “extra confirmations on transactions for payment finality.” On … Read more

Bitcoin Network’s Mining Difficulty Sees Largest Epoch Drop Since 2011

Bitcoin’s mining difficulty saw the second-largest drop in history on Tuesday, as the difficulty dropped to 16.78 trillion, losing a touch over 16% since last week’s all-time difficulty high. The last time bitcoin’s mining difficulty dropped so low was in October 2011, when it lost around 18%. Since the large difficulty drop took place, the … Read more

Bitcoin Mining Rigs Struggle for Profits, Despite BTC’s Hashrate Reaching an All-Time High

Bitcoin’s hashrate climbed to an all-time high (ATH) this week touching 166 exahash per second (EH/s) on October 14. Meanwhile, despite the recent price rise and hashrate ATH on Wednesday, only a small group of next-generation mining rigs are profiting at current bitcoin exchange rates. The price of bitcoin (BTC) is hovering just above the … Read more

Bitmain Delays Delivery of Bitcoin Miners by Three Months, as Co-Founders Battle for Company Control

Bitmain has delayed shipments of its Antminer bitcoin mining machines by three months, as the tussle between co-founders, Jihan Wu and Micree Zhan Ketuan, for control of the company intensifies. According to a post on Bitmain’s official Wechat account, the Beijing-based bitcoin miner maker said customers whose orders were due for delivery in June and … Read more

Flooding Threatens China’s Bitcoin Miners, Chinese Billionaire Says ‘Three Gorges Dam Collapse Imminent’

This week cryptocurrency enthusiasts are still focused on the severe flooding in China during the 2020 monsoon season. The flooding has already displaced millions of Chinese citizens and skeptics are concerned about the vast number of bitcoin miners located in the Sichuan province. The landlocked province in Southwest China, Sichuan is located upstream of the … Read more

US Contract Miner Core Scientific Buys 17,600 Bitcoin Miners From Bitmain

U.S. contract mining firm Core Scientific has agreed on a deal to buy 17,600 mining rigs from Chinese bitcoin hardware maker Bitmain Technologies Inc. The company is buying Bitmain’s next-generation bitcoin (BTC) miner, the Antminer S19, it said in a statement on June 29. The miners will be fully installed at data centers operated by … Read more

A Number of Small Bitcoin Mining Farms Are Quitting as Older Mining Rigs Become Worthless

Bitcoin mining has changed a great deal since the block reward halving on May 11, 2020, and the overall SHA256 hashrate has been between 100-120 exahash per second (EH/s) during the last 48 hours. Reports from China show that a number of small mining operations are struggling and older bitcoin mining machines are becoming useless. … Read more

Bitcoin Hashrate Slides 33% Since Halving – Difficulty Drops, Issues in Sichuan China

It’s been 11 days since the third bitcoin block reward halving. Data now shows that the overall SHA256 hashrate lost around 47 exahash per second (EH/s), since the all-time high of 140 EH/s on May 3. With more than 33% of the hashrate lost, reports stemming from Sichuan China indicate that bitcoin mining operations have … Read more