Monitoring

Vulcan Forged

CRITICALEthereum, Polygon·Hot Wallet Key Compromised·#29 all-time
$140.0M stolenMonday, December 13, 2021 · 1777 days ago

Corpus updated 2026-10-25

What happened

  • Vulcan Forged, a defi protocol, lost $140.0M on December 13, 2021.

  • The 4th largest of the 127 incidents recorded in 2021: 4.9% of the $2.87B lost to hacks that year.

  • Hot Wallet Key Compromised is behind 60 recorded incidents totalling $3.08B; this is the 6th largest of them.

Cite this record

Monitoring Room, "Vulcan Forged hack — $140.0M stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/vulcan-forged

Nearby in the record

AscenDEX
12/11/2021$77.0M
NerveBridge
12/14/2021$537K
8ightDAO
12/8/2021$1.8M
Grim Finance
12/18/2021$30.0M
Pizza DeFi
12/5/2021$5.0M
Gamma
12/21/2021$4.5M
← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC