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Portal

Feb 2, 2022

$326M
Lost
$326M
Recovered
$326M
Net loss
$0
Full100% recovered

On February 2, 2022, attackers exploited Wormhole Portal by using a deprecated insecure signature verification function to mint 120,000 wrapped ETH on Solana without locking equivalent collateral on Ethereum, then redeemed for real ETH.

Target
Bridge
Classification
Input Validation
Technique
Signature Verification Flaw
Attribution
Unknown
Chains
Solana

Event timeline

  1. Feb 2, 2022
    Exploit executed — $326M drained via signature verification flaw
  2. Attributed to Unknown
  3. Recovery status Full 100%

Data credits

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