Tagged: double spend

December 4, 2019 @ 11:08 am By Cali Haan  |  

Hackers appear to have rented cryptocurrency mining power at NiceHash this week and then used it to conduct a 51% attack on the Vertcoin network. According to Coindesk, the hacker managed to offset 603 genuine blocks of data mined by legitimate network participants and replace… Read More

May 26, 2019 @ 11:39 am By JD Alois  |  

Multiple reports this weekend indicate that Bitcoin Cash (BCH) is the victim of a double spend attack or 51% attack. A double spend attack is exactly what it sounds like. You can spend “money” twice. For a good explanation of how this may occur with… Read More

March 13, 2019 @ 9:21 pm By Cali Haan  |  

Police in the Canadian prairie city of Calgary are seeking information leading to the arrest of 4 men believed to have stolen $200 000 CAD from a Canadian Bitcoin ATM company, CBC reports. The four men allegedly executed 112 fraudulent “double spend” attacks on “bitcoin… Read More

January 7, 2019 @ 11:38 pm By JD Alois  |  

Popular crypto exchange Coinbase published a blog post today reporting a double spend attack that was detected and stopped before any funds could be stolen. A double spend attack is exactly as its name. The attack takes place when cryptocurrency is spent more than once. Coinbase… Read More