COSA POTREBBE DISTRUGGERE LA BLOCKCHAIN DI BITCOIN: IL 51% ATTACK

Source: Marco Casario

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“Poison Blocks” aka Big Block Attacks Prove that Bitcoin Needs 128MB Blocksize - Bitcoin Exchange Guide

Bitcoin Exchange Guide: Big block attacks occur when a larger miner terrorizes smaller miners with oversized blocks. Instead of seeing this as a problem – like small blocksize supporters – Ratifythis sees this as the natural next phase of competition that will push bitcoin ...

Flash: Bitcoin [BTC] spikes above $6800 as BitMEX reports DDoS attack after maintenance - AMBCrypto

AMBCrypto: The price of Bitcoin [BTC] jumped above $6800 earlier today at 1 PM UTC, breaking out of a period of extended trading below the resistance for almost two weeks. The price of Bitcoin shot up from $6400 to $6800, then dropping to $6700 and currently ...and more ...

Ryuk Ransomware Targets Businesses with Bitcoin Demands, Links to North Korea? - newsBTC

newsBTC: The Ryuk ransomware attack has been exposed by security company Check Point. In a lengthy report, the firm states that the group behind the operation has already netted over $640,000 worth of Bitcoin in the two weeks it has been live. Check Point note ...and more ...

Hackers demand bitcoin from PGA in ransomware attack, says report - CNET

CNET: No surprise, the hackers have asked for a payment in bitcoin, according to Golfweek. The publication ... specify the amount being requested. The hackers reportedly left a message warning the PGA staff not to attempt breaking the encryption. "This ...

Bitconnect Arrest, ETF Blocking, China Banning, BitMEX Attack - Bitcoin News (press release)

Bitcoin News (press release): He recently found a second love in cryptocurrency and blockchain and ... looked back. His first major investment into cryptocurrency was the money he made betting on (but not voting on) that Donald Trump would win the 2016 election. Matt believes ...

Bitcoin Price Analysis: BTC/USD needs to clear this channel, otherwise the bears will attack - Forex Crunch

Forex Crunch: Bitcoin has jumped a chunky 20% from these deflated levels, now regaining the $7K mark. Technically, for further upside to be seen in BTC/USD, the bulls must break free from this ascending channel pattern. Upside resistance is seen at ... (Tuesday) ...

GMO Stopped Bitcoin Cash Mining - TG Press (press release) (blog)

TG Press (press release) (blog): As respond to the Tweet of Meyer and the 50 percent attack, different opinions have been done, ones supporting the fact of stopping the Bitcoin Cash mining and others that express their disagreement; as an example, Monero Trader, has said that it is a ...

This new ransomware campaign targets business and demands a ... - ZDNet

ZDNet: Ryuk ransomware attackers demand huge sums of Bitcoin for returning encrypted files in what appear to be highly targeted attacks.and more ...

Bitcoin, a furia di correre la criptovaluta sta perdendo peso come moneta alternativa - Il Fatto Quotidiano

Il Fatto Quotidiano: Chi ne ha memoria non può non ripensare al 2000, in piena euforia internet, quando bastava aggiungere il suffisso .com per far volare alle stelle un titolo, qualsiasi cosa la società producesse. ... Quando si parla di bitcoin bisogna ricordare che la ...and more ...

GMO to end mining bitcoin cash - Chepicap

Chepicap: It has also been speculated that this could be prompted by the fear of a 51% attack on the bitcoin cash network, which could be possible because it is a smaller network than ... However many ... think it is likely that such an attack would be ...

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