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Celsius Lays Out Mining-Focused Reorganization Plan at First Bankruptcy Hearing
19.7.2022
Bankruptcy proceedings for Celsius have officially begun – and the odds that depositors will get their money back look slimmer than ever
What is chain reorganization in blockchain technology?
29.5.2022
Chain reorganization means that blocks in your node's old longest chain will be deactivated in favor of blocks in the new longest chain
Ethereum’s Beacon Network Deals With a 7-Block Chain Reorganization
26.5.2022
On May 25, seven blocks were reorganized on Ethereum’s Beacon chain at 8:55:23 a.m. (UTC) at block height 3,887,075 all the way to block 3,887,081. The reorganization was discovered by Martin Köppelmann who noted the “current attestation strategy of nodes should be reconsidered...
Ethereum Beacon Chain experiences 7 block reorg: What's going on?
26.5.2022
“This reorg is not an indicator of a flawed fork choice, but a non-trivial segmentation of updated vs out of date client software” suggested Core Ethereum developer Preston Van Loon
An In Depth Look at Bitcoin’s First Chain Split: Satoshi Helps Reverse the Creation of 184 Billion BTC
15.8.2021
Since January 3, 2009, the Bitcoin network has been functional for 99.98662952015% of the time. However, the protocol has had a few hiccups along the way and on a few occasions, the chain split into two. Most people are well aware of the Bitcoin Cash split that took place on August 1, 2017, but...
Bitcoinsv Chain Suffers 51% Attack: Analyst Claims BSV Network Experienced a 100-Block Reorg
4.8.2021
Reports show that the Bitcoinsv blockchain suffered from a 51% attack on Tuesday, August 3, 2021, as the founder of Blockchair, Nikita Zhavoronkov explained the network endured a 100 block reorg “wiping out 570k transactions.” Onchain Observers Witness a Deep Bitcoinsv Reorg...
Exchange Providers Halt BSV Services as Mining Pool Captures 78% of BSV Network Hashrate
14.7.2021
The cryptocurrency community has been discussing the Bitcoinsv network as a mining pool called Taal has well over 51% of the hashrate. Data from the analytical crypto website Coin Dance shows the mining pool Taal commands over 78% of the network’s hashrate during the last 24 hours....
Blockchain ‘Immutability’ Dispute Sparked by Ethereum Request for Reorg Contract
12.7.2021
Just recently, a software developer and “Solidity nerd” called Bunny Girl has sparked heated conversations within the cryptocurrency community over a smart contract that reveals a process called a “Request For Reorg contract (RFR).” On Twitter, Bunny Girl explained that...
Privacy Coin Verge Suffers Third 51% Attack, Analysis Shows 200 Days of XVG Transactions Erased
17.2.2021
According to various reports, the cryptocurrency network Verge has suffered a 51% attack that led to a massive 560,000+ block reorganization. Analysts believe the Verge network attack could be the deepest blockchain reorganization (reorg) in history with roughly 200 days worth of verge transactions...
Pornhub Payment Option Verge Suffers Massive Blockchain Reorganization
16.2.2021
Verge has been hit by a massive 560,000-block reorganization
Privacy-Centric Cryptocurrency Firo Suffers 51% Attack on Its Network
23.1.2021
The proof-of-work (PoW) cryptocurrency Firo announced that its protocol came under a 51% attack, notifying its holders to stop transactions. Formerly known as Zcoin, the privacy coin was reportedly subject of a blockchain reorganization attack. Firo Team Clarified the Attack Cannot Be Attributed...
Slow and Empty Blocks With a Mysterious Message – ABC’s New Chain Off to a Rocky Start
22.11.2020
On November 15, 2020, the Bitcoin Cash blockchain experienced a network upgrade and a bifurcation of the chain as well. While the Bitcoin Cash network continued on smoothly, the ABC pro infrastructure funding plan (IFP) side of the chain had a rocky and extremely slow start. Since the 15th,...
Grin Network Victim of 51% Attack, Unknown Miner Commands 58% of the Hashrate
10.11.2020
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...
Ethereum Classic Suffers 51% Attack Again: Delisting Risk Amplified
30.8.2020
Beleaguered Ethereum Classic (ETC) blockchain suffered yet another 51% attack on August 29. The latest attack caused the reorganization of over 7,000 blocks and this corresponds to approximately two days of mining. At the time of reporting, it was not clear if there had been any double-spending...
$5.6 Million Double Spent: ETC Team Finally Acknowledges the 51% Attack on Network
6.8.2020
The Ethereum Classic (ETC) blockchain network lost $5.6 million to one miner following a 51% attack initially thought to be a chain split. During the attack, the offending miner managed to double-spend 807,260 ETC ($5.6 million) after spending 17.5 BTC or $200,000 (at time of writing) to acquire...
Single Miner Reorgs Ethereum Classic – Devs Report a Chain Split
1.8.2020
Members of the Ethereum Classic team reported that the network suffered a reorganization (reorg) today. The blockchain network is asking service providers to halt deposits while it carries out maintenance of the chain. The latest event follows a similar attack in January 2019, which led to some...
Ethereum Classic Undergoes Likely 51% Attack With 3693-Block Chain Reorganization
1.8.2020
Developers advise exchanges to pause ETC deposits and withdrawals
Deutsche Bank Reports €5.3 Billion in Net Loss for 2019 as It Counts the Cost of Restructuring
1.2.2020
A year of reorganization has left its mark on Germany’s leading financial institution. Deutsche Bank revealed this week it suffered significant losses in the last quarter and all of 2019. The banking giant claims that the damage is “entirely driven by transformation-related...
Bitcoin Gold 51% Attacked – Network Loses $70,000 in Double Spends
26.1.2020
The Bitcoin Gold (BTG) network suffered another set of 51% attacks on January 23-24, as roughly 29 blocks were removed in two deep blockchain reorganizations (reorgs). Reports indicate that more than 7,000 BTG was double spent as the chain suffered a loss of $70,000 in two days. Also read: Bitcoin...
Bitcoin’s Software Has Been Rolled Back Before
9.5.2019
When Binance lost $40 million to hackers this week, the crypto community discussed reorganizing the chain after it was suggested by a developer from MIT. Many people were upset by this proposition, declaring that there was no way a coordinated effort with miners could be pulled off. However, most...