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Multichain

Jul 10, 2021

$7.9M
Lost
$7.9M
Recovered
$0
Net loss
$7.9M
Unrecovered0% recovered

On July 10, 2021, Anyswap/Multichain bridge was exploited when an attacker identified two V3 router transactions with identical ECDSA R values. 8M across Ethereum, BSC, and Fantom.

Target
Bridge
Classification
Key Compromise
Technique
Weak Key Generation
Attribution
Unknown
Chains
EthereumBSCFantom

Event timeline

  1. Jul 10, 2021
    Exploit executed — $7.9M drained via weak key generation
  2. Attributed to Unknown
  3. Recovery status Unrecovered 0%

Data credits

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