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Crypto Security Report Reveals $12.2M Lost to Address Poisoning in January

Scam Sniffer links $62M in recent address poisoning losses and a surge in signature phishing to Ethereum’s Fusaka upgrade lowering transaction costs.

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Summary

Scam Sniffer reported $12.2 million lost to address poisoning scams in January 2026, following $50 million lost in December for a two-month total of $62 million. Signature phishing thefts reached $6.27 million, affecting 4,741 victims—a 207% month-over-month rise. Analysts suggest reduced transaction costs from Ethereum’s Fusaka upgrade have made such scams more frequent.

Terms & Concepts
  • Address Poisoning: A scam technique where attackers modify or spoof a cryptocurrency address to trick users into sending funds to a malicious destination.
  • Signature Phishing: A cyberattack tricking users into signing malicious blockchain transactions that grant attackers control over assets.
  • Ethereum Fusaka Upgrade: A recent Ethereum network update aimed at improving efficiency and lowering transaction costs.