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Crypto Hack Losses Reach $26.9 Billion Since 2017, Equaling…

By Karthik Subramanian

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AI summary of the source article

The cryptocurrency sector has lost roughly $26.9 billion to hacks since 2017, according to ARK Invest. In 2026, thefts reached $8.78 billion, threatening to surpass estimated annual on-chain revenue of $5.6 billion.

Why it matters

Security is "a major constraint on the industry's development, warning that repeated exploits undermine the economic benefits generated by blockchain applications."

Key facts

  • Crypto hack losses since 2017 totaled about $26.9 billion, equal to 57 cents per dollar of on-chain revenue.
  • Thefts through November 11, 2026, reached approximately $8.78 billion, driven primarily by a $6.36 billion breach at Binance.
  • DeFi protocol losses rose roughly 57% year-over-year in 2026 to about $1.19 billion, up from $757 million in 2025.

Source excerpt · FinanceFeeds

ARK Invest research highlights cryptocurrency's growing security challenges as $8.78 billion in 2026 thefts threaten to exceed annual blockchain revenue for the first time since 2020. The cryptocurrency industry has lost approximately $26.9 billion to hacking incidents since 2017, equivalent to 57 cents for every dollar generated in on-chain revenue over the same period, according to research shar…