CustodyStress
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Part of the CustodyStress archive of observed Bitcoin custody incidents

FTX Collapse and Bitcoin Custody Failures — CustodyStress

FTX cases documented in the Bitcoin Custody Incident Archive. The exchange's November 2022 collapse — the largest exchange failure since Mt. Gox — produced a cluster of documented custody access failures as withdrawal processing halted and bankruptcy proceedings froze customer funds.

Outcome distribution — 6 documented cases
Blocked 1 (17%) Constrained 5 (83%) Survived 0 (0%)

The most frequently documented recovery path in these cases is Exchange Support (4 of 6 cases). 83% of determinate cases resulted in some form of access recovery.

Background

FTX was one of the world's largest cryptocurrency exchanges, founded by Sam Bankman-Fried in 2019. In November 2022, a CoinDesk report revealed the balance sheet of affiliated trading firm Alameda Research was heavily concentrated in FTX's own FTT token. A bank run followed, and FTX halted withdrawals on November 8, 2022, filing for bankruptcy two days later. Subsequent investigations revealed that customer deposits had been transferred to Alameda Research and used for trading and investments without customer consent.

Custody structure

FTX operated as a custodial exchange. Customers held account balances — not private keys. Bitcoin deposited to FTX was held in exchange-controlled wallets with no customer access to underlying keys. The exchange's terms of service claimed to segregate customer funds, but this proved not to be the case.

How access failed

Access failed because customer funds had been misappropriated before the collapse — the exchange could not honor withdrawals because the Bitcoin was no longer held. Bankruptcy proceedings froze remaining assets. Recovery required filing creditor claims in US Chapter 11 proceedings, with distributions structured through the bankruptcy process over multiple years.

Archive note

FTX cases in the archive represent documented individual custody failures associated with the collapse. The archive captures cases where access was specifically blocked or constrained by the bankruptcy process. FTX creditor distributions began in 2024 under the bankruptcy plan.

Documented cases
FTX Exchange Collapse Freezes 1+ Million Customer Accounts — November 2022
Exchange custody
Constrained 2022
FTX, founded in 2019 by Sam Bankman-Fried, was valued at $32 billion at its peak and operated as one of the world's largest cryptocurrency exchanges. On Novembe
Deribit $28M Hot Wallet Compromise — November 2022 — No Client Loss
Exchange custody
Constrained 2022
On November 1, 2022, Deribit, a leading cryptocurrency derivatives exchange specializing in Bitcoin and Ethereum options, discovered that its hot wallet had bee
Genesis Global Capital Freezes $900M in Gemini Earn Bitcoin — Retail Users Locked Out
Exchange custody
Constrained 2022
Throughout 2022, Genesis Global Capital—the cryptocurrency lending subsidiary of Digital Currency Group—accumulated exposure to failing counterparties and deter
BlockFi Chapter 11: 100,000+ Creditors, $355M Crypto Frozen After FTX Collapse
Exchange custody
Constrained 2022
BlockFi, a centralized lending platform that accepted customer deposits of Bitcoin and other cryptocurrencies, announced a withdrawal halt on November 10, 2022,
Liquid Exchange $80M Hack (August 2021): Withdrawal Freeze, FTX Bailout, Full Acquisition
Exchange custody
Constrained 2021
On August 19, 2021, Japanese cryptocurrency exchange Liquid discovered that hackers had compromised its warm wallet infrastructure and transferred approximately
Altsbit Exchange Hack (February 2020): Institutional Failure, Partial Recovery
Exchange custody
Blocked 2020
Altsbit, an Italian cryptocurrency exchange that had been operational for only a few months, suffered a catastrophic security breach in February 2020. Attackers
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