Rare Bitcoin Stale Block Event Sees $3 Double-Spend
The Bitcoin network has seen its first stale block event since October 2019 resulting in a $3 double spend. With mining difficulty at an all-time high (ATH) and hash rate distributed...
Bitcoin Should ‘Depart’ From Proof-of-Work, Says Bank Of International Settlements
Bitcoin figures have dismissed the latest report on cryptocurrencies by the Bank of International Settlements (BIS) after it claimed Bitcoin must stop using its Proof-of-Work...
Chinese Government May Wield Power to Destroy Bitcoin
China has played a critical role in the crypto markets for several years now. A new paper written by academics from Princeton University and Florida International University suggests...
Bittrex Delists Bitcoin Gold After Failure to Repay $252,000 in Losses
Cryptocurrency trading platform Bittrex delists Bitcoin Gold trading options after failing to negotiate reparations stemming from a 51 percent attack in May. The Four Day Attack...
ZenCash Target of 51% Attack; Loses More than $500k in Double Spend Transactions
The ZenCash network was attacked earlier today via a 51% attack. The attacker managed to reorganize the blockchain multiple times, successfully double spending two transactions. Over...
Child-Pays-For-Parent: Bitcoin Transactions Now Confirmed in Seconds
The torment of waiting hours for a Bitcoin transactions to confirm is officially over, thanks to a little-known trick called ‘child-pays-for-parent’ (CPFP). Also read: BLOCK SIZE...
Bitcoin Wallets Vulnerable To Opt-in Replace-by-fee Double Spend Attacks
The topic of transaction fees has been kicked around a few times in the world of Bitcoin, but the question remains whether or not wallets are ready to deal with opt-in replace-by-fee...
Verisign Patent Addresses Double Spending in Digital Currency
Patents are not something native to the Bitcoin world, but that isn’t keeping companies from trying to file them anyway. Bank of America has been trying to patent various...
BitBet Falls Victim To Strange Bitcoin Double-Spend Behavior
Double-spending in the Bitcoin world is becoming a very rare occurrence, but that doesn’t mean it is impossible to pull off this type of attack. BitBet, an online gambling...
Bitcoinist Weekly News Re-Hash: Mike Hearn has Fled the Building
What started out as a relatively quiet week ended in tragedy, as news of Mike Hearn abandoning Bitcoin sent the community into an uproar. Following this announcement from Hearn, the...