Top 3 Most Expensive Crypto Supply Chain Attacks

A look at the historical incidents where physical or firmware tampering led to the highest financial losses in the cryptocurrency ecosystem.

The top 3

  1. Ledger Supply Chain Attacks: Beyond this incident, Ledger has faced multiple supply chain threats, including physical intercept attacks where legitimate devices are replaced with malicious clones. Ledger
  2. Trezor 'Physical Chip' Exploits: Researchers demonstrated that older Trezor models could be physically breached by extracting private keys in under 15 minutes using voltage glitching techniques. Trezor
  3. KeepKey Supply Chain Vulnerabilities: Similar to other hardware wallet brands, early KeepKey models were susceptible to side-channel attacks that allowed attackers to clone wallets if they gained physical access.

Sources

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