This week we have witnessed a massive 3500+ block attack again Ethereum Classic network. More PII leaks from cryptocurrency companies and news of arrests have been made weeks after the Twitter hack.
Hacks
Ethereum Classic has undergone a 51% attack which resulted in a massive 3500 block reorg. The attack was used to double spend 807260 ETC ($5.6M) on OKEx exchange which only cost the attack 17.5 BTC ($192k) in mining rental fees on Nicehash.
PII leak was responsibly disclosed in Ledger’s e-commerce and marketing database. However, according to the incident report, the breach was exploited to steal data from 9500 customers.
A Florida teenager was arrested and two others charged in the Twitter hack case. One of the suspects located in UK was found out because he was using a bitcoin wallet on Binance and Coinbase to transact with stolen bitcoin.
Scams
Another recovery hack by Harry Denley to return $10,000 stolen funds to their rightful owners. Similar to the previous case, the scammer’s websi…
Keep reading with a 7-day free trial
Subscribe to Blockchain Threat Intelligence to keep reading this post and get 7 days of free access to the full post archives.