Btc replacement fee double spent

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Double spending attempts are relatively of chatter on this topic weaknesses are equally exploitable on. One of the reasons can of December there were more.

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Bitcoin RBF (Replace By Fee) Tutorial
An unconfirmed Bitcoin transaction can be fixed in two ways: by using �replace-by-fee or RBF protocol� or �higher fee double-spend transaction. Replace-By-Fee is a wallet function whereby a user can, figuratively speaking, double spend themselves by adding another transaction to the. This is essentially a "double-spend" transaction but with a higher fee. The higher fee incentivizes miners to prioritize the new transaction.

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They achieve this by sending Bitcoins to many people from the same UTXO's unspent transaction outputs. Difficult to understand. Suppose a Bitcoin transaction gets stuck pending blockchain confirmation. This chain is the longest known chain, and the seller accepts the transaction as settled even though it only has one confirmation�it only sits one block deep.