OCC Email System Breached, Exposing Sensitive Financial Institution Data
The Office of the Comptroller of the Currency (OCC), a US federal agency that regulates national banks, detected unauthorized interactions with its email system on February 11, 2025, through a compromised administrative account. This major incident exposed highly sensitive information related to federally regulated financial institutions' examinations and supervisory processes. The OCC disabled the compromised accounts on February 12, 2025, and initiated an independent third-party forensic investigation.
Signal context
First seen: Feb 11, 2025
Last updated: Jun 30, 2026
Status: Public signal
Key points
- Unauthorized access to the OCC's email system detected on February 11, 2025.
- Compromised administrative account was the entry point.
- Exposed highly sensitive information concerning federally regulated financial institutions' examinations and supervisory processes.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Finance and Insurance
Likely country: 🇺🇸 United States
inferred from company domain
Watch internet-facing systems, credential abuse and exploit activity.
- Source type: outside the affected organization
Impact area: Confidentiality
Likely asset: User or customer data
- 23 signals in the same sector
- 88 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
OCC Notifies Congress of Incident Involving Email Systemhttps://occ.gov/news-issuances/news-releases/2025/nr-occ-2025-30.htmlPublic source from occ.gov.
US regulator OCC notifies Congress of major security breachhttps://www.techradar.com/pro/security/us-regulator-occ-notifies-congress-of-major-security-breachPublic source from techradar.com.
Office of the Comptroller of the Currency (2025-02-11) Cyber-Attack Hack Breach - The Cyber Security Incident Database (CSIDB)https://csidb.org/incidents/office-of-the-comptroller-of-the-currency-2025-02-11-cyber-attack-hack-breach/Public source from csidb.org.
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