The Vertcoin (VTC) blockchain underwent a 51% attack, with an attempt to also scam the Bittrex exchange and sell double-spent coins.
The Vertcoin hashrate is suitable for an attack. But this time, the size of the attack was surprising, as the hacker overwrote blockchain history. The Vertcoin chain saw 600 blocks deleted and replaced.
https://twitter.com/campuscodi/status/1201578275958603777
The reorg suggests that proof-of-work is vulnerable, as more than a handful of blocks can be edited. Vertcoin uses Scrypt-N hashing algorithm, claiming to be ASIC and multi-pool resistant. However, with a hashrate of around 694 GH/s, the coin is attackable even for a dedica...