Part of the CustodyStress archive of observed Bitcoin custody incidents
Canada — Vendor lockout
Cases from Canada where Bitcoin became inaccessible due to exchange or institutional failure. QuadrigaCX — whose founder died holding sole access to approximately $190M CAD in customer funds — is the most documented single event in this category.
85% of determinate cases in this country with this stress condition resulted in a blocked outcome — 24 points above the global rate of 61% for this stress condition. This country accounts for 7% of all archive cases with this stress condition. The most common recovery path is legal proceedings.
Archive analysis — 13 cases
Outcomes
85% of determinate cases resulted in blocked access — 16 percentage points above the archive-wide average of 69%. Only 0% resulted in recovered access — one of the lower survival rates in the archive.
Recovery path
Legal Proceedings is the most documented recovery path (3 cases, 23% of subset).
Documentation
100% of cases had present and interpretable documentation — yet still produced a blocked or constrained outcome.
Scale
31% of cases involved large or very large holdings (10+ BTC).
Geographic distribution
Canada accounts for 100% of cases in this subset (13 of 13).
Structural dependency
100% of cases carry a institutional cooperation required dependency tag — the most common structural factor in this subset.
11
Blocked
2
Constrained
0
Survived
0
Indeterminate
100% of determinate cases resulted in blocked or constrained access.
13 observed cases
Blocked
11 (85%)
Constrained
2 (15%)
Einstein Exchange Vancouver: $16M CAD Claimed Liabilities, Insolvent Collapse 2019
Exchange custody
Einstein Exchange, a Vancouver-based cryptocurrency platform founded by Michael Ongun Gokturk, marketed itself as Canada's fastest-growing digital currency exch
QuadrigaCX Exchange Collapse: $190M Bitcoin Lost After Owner's Death
Exchange custody
QuadrigaCX was a Canadian cryptocurrency exchange that collapsed in 2019 following the sudden death of its founder and sole operator. The exchange held approxim
QuadrigaCX Exchange Collapse (April 2019): Mass Custody Loss
Exchange custody
QuadrigaCX, founded in 2013 and one of Canada's largest cryptocurrency exchanges, ceased operations on April 15, 2019, with approximately 115,000 users unable t
QuadrigaCX Exchange Collapse: CEO Death Blocks Access to $190M in Customer Cryptocurrency
Exchange custody
QuadrigaCX, founded in 2013 and operating as one of Canada's largest cryptocurrency exchanges, ceased operations in January 2019 following the death of CEO and
MapleChange Exchange Collapse: $5M Missing, Hack Unverified, No Recovery
Exchange custody
MapleChange, a Canadian cryptocurrency exchange, announced on October 28, 2018, that it had suffered a security breach resulting in the loss of approximately $5
QuadrigaCX Exchange Collapse: C$100,000 Withdrawal Never Processed
Exchange custody
Eric Z., a QuadrigaCX customer, deposited C$5,000 into the Canadian cryptocurrency exchange around 2014 and grew his position to approximately C$125,000 through
Xitong Zou: QuadrigaCX Creditor During Exchange Collapse and Fraud
Exchange custody
Xitong Zou was a customer of QuadrigaCX, a Canadian cryptocurrency exchange that collapsed in late 2018. Like thousands of other users, Zou had cryptocurrency h
MapleChange Exit Scam: 919 Bitcoin Lost, CEO Identified as Glad Poenaru
Exchange custody
MapleChange, a small Canadian cryptocurrency exchange, announced on October 28, 2018 that it had suffered a catastrophic hack. According to the exchange's Twitt
Elvis Cavalic and QuadrigaCX: C$15,000 Withdrawal Lost to Exchange Collapse
Exchange custody
Elvis Cavalic of Calgary, Alberta was an active QuadrigaCX customer who had accumulated cryptocurrency holdings through trading on the platform. In October 2018
Cointrader Exchange Discovers Bitcoin Shortfall, Suspends Operations Indefinitely (March 2016)
Exchange custody
Cointrader operated as a Canadian cryptocurrency exchange with modest activity through early 2016, processing approximately 81 BTC in daily trading volume durin
Vault of Satoshi Exchange Closure: Institutional Custody Dependency and Forced Withdrawal Deadline
Exchange custody
Vault of Satoshi, a Canadian cryptocurrency exchange launched in October 2013, announced permanent closure effective February 5, 2015. The platform had differen
CAVIRTEX Closure and Withdrawal Delays: February–March 2015
Exchange custody
CAVIRTEX, a Canadian Bitcoin exchange, announced its closure on February 17, 2015, following discovery of a database compromise involving older user information
Flexcoin Collapse: 896 BTC Hot Wallet Theft Leaves Users Permanently Locked Out
Exchange custody
Flexcoin, an Alberta-based service marketed as the first Bitcoin bank, operated a custodial platform for users seeking institutional-grade storage and transfer
More Canada cases
United States — Vendor lockout
United States — Coercion
United States — Seed phrase unavailable
United States — Passphrase unavailable
France — Coercion
United Kingdom — Coercion
Japan — Vendor lockout
Canada — Coercion
United States — Owner death
United States — Legal or authority constraint
United States — Device loss
South Korea — Vendor lockout
United States — Documentation absent
United Kingdom — Vendor lockout
Australia — Vendor lockout
Sweden — Coercion
Brazil — Coercion
China — Legal or authority constraint
United Kingdom — Device loss
Ukraine — Coercion
Singapore — Vendor lockout
Thailand — Coercion
Russia — Coercion
United Kingdom — Seed phrase unavailable
All cases
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