Part of the CustodyStress archive of observed Bitcoin custody incidents
CS-00402
The SEC issued a ruling in July 2017 that the DAO tokens constituted securities.
SurvivesCase description
The SEC issued a ruling in July 2017 that the DAO tokens constituted securities. Several US-based platforms that had supported DAO-related activities suspended their services for US customers pending legal review. Customers who had BTC or ETH balances on these platforms found them inaccessible while compliance structures were established.
Custody context
| Stress condition | Vendor lockout |
| Custody system | Exchange custody |
| Outcome | Survives |
| Documentation | Unknown |
| Year observed | 2017 |
| Country | United States |
Structural dependencies observed
Outcome interpretation
Access remained possible under the reported conditions.
Source
Publicly Reported
Evidence type
News article
Evidence link
Related cases involving vendor lockout
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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