Part of the CustodyStress archive of observed Bitcoin custody incidents
CS-00350
Physical coercion — exchange 2016
BlockedCase description
A Bitcoin exchange account holder was targeted by an attacker who used stolen personal data to pass the exchange's identity verification and gain access to the account. Once inside, the attacker changed the registered email and phone, locking the legitimate owner out. By the time the owner contacted the exchange, the balance had been fully withdrawn.
Custody context
| Stress condition | Physical coercion |
| Custody system | Exchange custody |
| Outcome | Blocked |
| Documentation | Unknown |
| Year observed | 2016 |
| Country | Unknown |
Structural dependencies observed
What this illustrates
No backup path existed. One point of failure was all it took. Access was not recoverable.
Outcome interpretation
Access was not possible under the reported conditions.
Source
Publicly Reported
Evidence type
Forum post
Evidence link
Related cases involving physical coercion
This archive documents observed custody survivability failures. It does not attempt to document all Bitcoin losses or security incidents.
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Framework references
Where Bitcoin Custody Intersects Legal and Fiduciary Authority
Where custody creates gaps in estate planning, fiduciary duty, and professional responsibility.
Professional Scope Boundary Matrix
What each professional or product covers, what they do not, and where gaps form between them.
The Independent Assessment Layer in Bitcoin Custody
How independent diagnostic layers emerge when multiple parties depend on shared infrastructure.
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