In Proof-of-Work (PoW) systems, a 51% attack happens when an attacker controls more than half of the blockchain’s hashing power. In some Proof-of-Stake (PoS) variations, it occurs when they control ...

On May 15, Coinbase CEO Brian Armstrong said on X that the crypto exchange had been targeted in a sophisticated extortion attempt involving insider collusion and customer data theft. Armstrong said ...

Crypto exchange Coinbase will phase out its trader-focused “Coinbase Pro” in favor of “Advanced Trade,” a similar exchange service that lives alongside Coinbase’s other crypto investment products, ...

Bank of America upgraded Coinbase to "Buy," describing the exchange as a tokenization leader that stands to benefit from its ...