In blockchain, a rollback refers to reversing its history to counter a disastrous event, such as big hacks threatening to disrupt the ecosystem, the discovery of critical protocol bugs or ...

Cyvers flags a suspected $26 million Ethereum transaction linked to Truebit Protocol, as questions emerge over a potential security breach.

The Flow blockchain is set to resume operations following a key decision by its validators to revert the network’s transaction ledger to a state before a major security breach late Friday, which ...

The layer-1 network, Flow, scrapped plans to roll back its blockchain following a $3.9 million exploit, reversing course after pushback from ecosystem partners who warned that rewriting chain history ...

The Bitcoin transaction mempool is a temporary storage area for unconfirmed transactions that are waiting for a miner to add them to a new block. Every Bitcoin node runs a mempool and works to check ...