Docy Child

Alternative History Attack

Estimated reading: 1 minute 145 views

An attack in which a person submits for Consensus a transaction to pay a seller while simultaneously Mining a Fork of the same Blockchain that includes a transaction returning the payment to the attacker. The seller in this case will not receive the payment if the length of the chain on which the transaction is confirmed is shorter than the alternative chain released by the attacker.

Share this Doc
BiZZBoard | Blockchain Education Network
Share to...