Incident All ledgers
Binance Bridge: $570.0m
Binance Bridge lost $570.0m on 6 October 2022. Ranked 6th of 1,272 crypto failures, with method, returned funds and comparable incidents.
- Date
- 6 October 2022
- Lost
- $570.0m
- Returned or repaid
- None recorded
- Target
- DeFi Protocol
- Category
- Bridge & Cross-Chain
- Method
- Proof Verifier Bug
- Chains
- BSC
In early October 2022, an attacker exploited weak Merkle proof checks in BNB Chain's BSC Token Hub bridge to forge proofs and mint 2 million BNB (about $570M). Binance halted the chain; about $137M left before containment and $433M stayed frozen.
Against the ledger
- It ranks 6th of the 1,272 incidents with a known loss, and 2nd in 2022.
- It accounts for 75.9% of the $750.9m in known losses in October 2022.
- 56 incidents in the ledger are classified as Bridge & Cross-Chain, for $1.53bn in total. This one is 37.2% of that.
- The ledger records no returned funds.
Other incidents named Binance
| Date | Target | Lost | Type | Method | Returned |
|---|---|---|---|---|---|
| 29 Oct 2026 | Binance | $6.36bn | CEX | Key Leaked via Infrastructure | — |
| 07 May 2019 | Binance | $40.0m | CEX | Hot Wallet Key Compromised | — |
Closest in size by the same method
| Date | Target | Lost | Type | Method | Returned |
|---|---|---|---|---|---|
| 06 Sept 2026 | Liquid Network | $320.0m | Chain | Unbacked Cross-Chain Mint | — |
| 18 Apr 2026 | Kelp | $293.0m | DeFi Protocol | Cross-Chain Message Spoofing | — |
| 01 Aug 2022 | Nomad | $190.0m | DeFi Protocol | Forged Proof | — |
| 16 May 2018 | Bitcoin Gold | $18.0m | Chain | Forged Proof | — |
| 04 Oct 2021 | pNetwork | $13.0m | DeFi Protocol | Spoofed Event Log | — |
On Bitminer.io
- Mercado Bitcoin loses $40 million four days after the $6.36 billion Binance incident
- Binance's $6.36bn loss is the largest on record and 97.9% of October's total
- Voyager Digital Liquidated and Shutdown After Deals With FTX and Binance US
All failures in 2022 · The failures ledger
Amounts are DefiLlama’s estimates and can change as incidents are revalued. Its returned figure can include money a company repaid itself, not only funds recovered from attackers. Source: DefiLlama.
Cite this Bitminer.io, “Binance Bridge, failures ledger”, data to 2 November 2026, https://bitminer.io/ledger/incident/binance-bridge-2022-10-06/. How this is built