HackingFinancial ServicesFinanceData ExfiltratedCustomer Data InvolvedTargetedPIIIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTCREDENTIALSMediumContained
BROWN ADVISORY LLC
bd_c2af09a2f3da680e · schema v1 · pii pii-v1
Full breach record for BROWN ADVISORY LLC →On Jan 21, 2026, Brown Advisory LLC discovered unauthorized access by an external threat actor to certain systems via a limited number of applications. Exposed data: names, phone numbers, email addresses, SSNs, driver's license/passport images, financial account numbers. 1,980 total affected; 14 Maine residents. Passwords/session tokens reset; 24-month Experian IdentityWorks offered.
Maine clockDiscovered Jan 21, 2026 → Filed with AG Mar 3, 202641d ⏱ ME AG >30d6 weeks discovery → filing
⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
This filing is one of 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_eb8eb0cf17c4217cIndiana State AGfiled 2026-03-03Verified
- bd_dababfc4892eacd6New Hampshire State AGfiled 2026-03-06(3d gap)Verified
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/aac37c55-b974-4522-80ce-317967214217.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 3, 2026
- Raw hash
- ef08b06e8a3730805bc7eb083222e35bb3d6f4d0120b721864437be09c6f7e50
Reporting entity
- Name
- BROWN ADVISORY LLCnorm: brown advisory
- Domain
- brownadvisory.com
- Industry
- Financial Services
Victim entity
- Name
- BROWN ADVISORY LLCnorm: brown advisory
- Domain
- brownadvisory.com
- Industry
- Financial Services
- Industry
- Financial Servicesllm
Incident
- Discovered
- Jan 21, 2026
- Materiality determined
- —
- Notification sent
- Mar 3, 2026
- Affected individuals
- 14
- Data types
- PIIIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTCREDENTIALS
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid Accounts
- Threat actor
- External
- Regulator citations
- Notified Maine Attorney General
Compliance
- Time to disclose
- 6 weeks(41 days from discovery to filing)
- Compliance flags
- ME AG >30d · 41d
- Discovery-date grounding
- occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Jan 21, 2026→ Filed with AG: Mar 3, 202641d 30 days (soft) ME AG >30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.