Chainalysis monitoring data show that, as of October 29, 2026, attacks suspected of being linked to North Korea accounted for nearly 89% of reported cryptocurrency hacking losses, up from 15% in 2021. Chainalysis estimates that in 2026, each attack suspected of being linked to North Korea caused an average of $186 million in losses, compared with $50.65 million in 2021. From 2021 through October 29, 2026, reported cryptocurrency hacking losses totaled $22.34 billion, of which $13.24 billion resulted from these attacks.