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Bribed insiders leak Coinbase customer data
Support staff were paid to copy customer data, followed by a $20M extortion demand. Fewer than 1% of monthly users were affected.
- Organisation
- Coinbase
- Disclosed
- 14 May 2025
- Affected
- Not stated
- Data
- Customer account data
- Attacker
- Unknown
- Severity
- major
- Region
- Global
- Source
- CM Alliance monthly roundup ↗
Cite this
Nuffield Consulting, “Bribed insiders leak Coinbase customer data”, The Daily Tech Wire outage & breach log, 14 May 2025. https://techwire.nuffieldconsulting.com/incidents/2025-05-14-coinbase-breach/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: CM Alliance monthly roundup, https://www.cm-alliance.com/cybersecurity-blog/may-2025-biggest-cyber-attacks-ransomware-attacks-and-data-breaches.
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