HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedHealth (basic)Identity (basic)Government IDPHIPIIHighContained

Southeast Series of Lockton Companies, LLC (Lockton)

bd_5df5b90dd55b9668 · schema v1 · pii pii-v1

Severity

High

Discovered

Nov 20, 2024

Filed

Mar 20, 2025

To disclose

17 weeks

Affected

11,907state residents only

Linked

24 filings

Confidence

70%

Full breach record for Southeast Series of Lockton Companies, LLC (Lockton) →3 incidents on file

Supplemental notice for Southeast Series of Lockton Companies, LLC regarding unauthorized access to a single individual account on Nov 20, 2024. Incident involved PII, SSN, DOB, and medical info. 11,907 Washington residents notified. Lockton engaged forensic experts and notified law enforcement.

J jump to incidentP pin to compareR raw source

Washington clock✗ WA AG >90d17 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.

Incident timeline

discovery → filing · 17 weeks / 120 days

Nov 20, 2024

Begins

Nov 20, 2024

Discovered

Mar 20, 2025

Filed

vs. sector median

+9 wks slower

This filing is one of 24 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Rhode Island State AGbd_4475760419a1b5882025-04-03 · +14dVerified by operator
New Hampshire State AGbd_ab1f596c26daaa252025-04-08 · +19dVerified
California State AGbd_e0c26fe7d81dd2862025-04-08 · +19dVerified by operator
California State AGbd_2606bdefd74e0bcc2025-05-23 · +64dVerified

Show 6 more filings ↓up to 103d gap

Delaware State AGbd_d8aed05bb7d559f42025-05-23 · +64dVerified by operator
New Hampshire State AGbd_e6327a5b12a7f2242025-05-23 · +64dVerified
California State AGbd_126301bea6b93bb42025-06-27 · +99dVerified by operator
New Hampshire State AGbd_6698308b150da8c42025-06-27 · +99dVerified
Delaware State AGbd_702f871b1717294b2025-06-27 · +99dVerified by operator
Texas State AGbd_9b8e991fbe3612722025-07-01 · +103dVerified by operator

Showing first 10 of 23 linked disclosures.

Name: Norton Rose Fulbright US LLP
norm: norton rose fulbright us

Name: Southeast Series of Lockton Companies, LLC (Lockton)
norm: southeast series of lockton companies llc lockton
Industry: Financial Servicesllm

Discovered: Nov 20, 2024
Breach occurred: Nov 20, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 5, 2025
Affected individuals: 11,907state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PII
Data elements: NameSocial Security numberDate of birthHealth insurance IDMedical information
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 0dexposure 0d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Washington Attorney General's Office
Initial access: valid_credentials

During the incident: Began an investigation
Engaged third-party cybersecurity experts
Notified law enforcement
Conducted a robust review of the files
Began notifying a limited number of clients
Mailing notification letters
Offering 24 months of complimentary credit monitoring and fraud protection services
Changes made: Implemented additional security measures designed to enhance the security of its systems and data
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(120 days from discovery to filing)
Compliance flags: WA AG >90d
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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 6 states

View merged incident ↗

Washington State AGMar 20 · first · this page

Rhode Island State AG+14d

New Hampshire State AG+19d

California State AG+19d

California State AG+64d

Delaware State AG+64d

New Hampshire State AG+64d

California State AG+99d

New Hampshire State AG+99d

Delaware State AG+99d

Texas State AG+103d

Pattern: first filing Mar 20 (WA), last Jul 1 (TX) — a 103-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 23 — the full spread may be wider.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA32758.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 20, 2025
Raw hash: 26380d25d038e84c34652fa6fcba60c4370e58d9f7b714d6b87bbdf54a7ed9f9

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityNorton Rose Fulbright US LLP

Victim entitySoutheast Series of Lockton Companies, LLC (Lockton)

Incidentdiscovered Nov 20, 2024

Stated responseBegan an investigation

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com