Bitcoin_fake_transaction_vector76_attack_full_v... Site

: The exchange sees the transaction to Address C and then sees the attacker's block arrive. Because the block is valid, the exchange's node may count the transaction to Address C as having one confirmation , even though that transaction is not actually in the block.

: Once the attacker finds a block, they quickly send a second transactionвЂ”sending the same coins from Address A to the exchange's Address CвЂ”directly to the exchange's node. Bitcoin_Fake_Transaction_Vector76_attack_Full_V...

: It relies on the deliberate creation of a fork where the exchange is kept on the "losing" side of the chain for just enough time to process a withdrawal. : The exchange sees the transaction to Address

The attack combines elements of a and a Race attack by leveraging a pre-mined block. : It relies on the deliberate creation of

: The merchant/exchange loses the goods or currency, while the attacker retains their original Bitcoin on the main chain.

: High; requires significant hash power and precise timing.

: Once the attacker finds a block, they quickly send a second transactionвЂ”sending the same coins from Address A to the exchange's Address CвЂ”directly to the exchange's node.

: It relies on the deliberate creation of a fork where the exchange is kept on the "losing" side of the chain for just enough time to process a withdrawal.

The attack combines elements of a and a Race attack by leveraging a pre-mined block.

: The merchant/exchange loses the goods or currency, while the attacker retains their original Bitcoin on the main chain.

: High; requires significant hash power and precise timing.