Structural failure
Absence Of Withdrawal Monitoring
No automated alert when bridge or treasury balances move at uncharacteristic size or speed. Six days of silence is typical.
Records exhibiting this pattern
Gnosis Pay Delay Module Exploit — June 2026
Gnosis Pay disclosed an active exploit affecting its delay module and card wallet infrastructure on June 1, 2026, then said the issue was being contained and all affected users would be reimbursed in full.
$— affectedDxSale BNB Chain Liquidity Exploit on May 29, 2026
DxSale lost about $7.3 million in a BNB Chain locker exploit that reportedly affected roughly 1,400 liquidity providers, after a prior ownership transfer and a withdrawal-loop abuse were identified by analysts.
$7.3M affectedStakeDAO vsdCRV Key Compromise on Arbitrum
A suspected StakeDAO deployer-key compromise let an attacker redirect vsdCRV bridge settings, mint more than 5.4 trillion tokens on Arbitrum, and extract roughly $91,000 before liquidity constraints halted further selling.
$91000 affectedSafe Wallet Third-Party Module Exploit in May 2026
A suspected external module tied to Safe wallet integrations drained about $3.2 million from 86 accounts across Ethereum and Base, while Safe Labs and Squid said their core systems were not the source of the breach.
$3.2M affectedMango Markets Oracle Manipulation — October 2022
A trader pumped the MNGO oracle on a thin Solana spot market, used the inflated collateral to borrow $114M from the protocol, then later argued in court that the manoeuvre constituted legitimate trading.
$114.0M affectedRonin Bridge Hack — March 2022
A North Korean state actor compromised 5 of 9 validator nodes on the Ronin sidechain, draining $625 million in ETH and USDC.
$625.0M affectedWormhole Bridge Hack — February 2022
A signature-verification flaw in the Solana-Ethereum Wormhole bridge allowed an attacker to mint 120,000 wETH on Solana without depositing the matching ETH — a $325 million theft that Jump Trading replenished from its own balance sheet.
$325.0M affectedCoincheck NEM Hack — January 2018
The Tokyo exchange lost $530M in NEM tokens from a hot wallet — the largest crypto theft on record at the time. Customers were reimbursed in JPY at recovery prices.
$530.0M affectedMt. Gox Collapse — February 2014
The exchange handling 70 percent of global Bitcoin trading suspended withdrawals, filed for bankruptcy, and disclosed the loss of 850,000 BTC — a recovery that is still being distributed to creditors a decade later.
$450.0M affected