David Canellis reports:
Powerful attacks on blockchains are increasing. So far this year, hackers have effectively executed a minimum of five separate “51-percent attacks” on cryptocurrency projects, with profits amounting to almost $20 million.
This represents a remarkable increase in success, after renowned cybersecurity firm Group-IB recorded no completed 51-percent attacks last year.
Group-IB has just released the full version of its annual report on trends in high-tech crime, which it has shared with Hard Fork.
Read more on TheNextWeb.