HackingFinancial ServicesProfessional ServicesFinanceStolen CredentialsTargetedData ExfiltratedIdentity (basic)Government IDHealth (basic)Financial accountHighContained

Southeast Series of Lockton Companies, LLC (Lockton)

bd_affe720a13d67959 · schema v1 · pii pii-v1

Severity

High

Discovered

Nov 20, 2024

Filed

Mar 28, 2025

To disclose

18 weeks

Affected

7,597state residents only

Linked

24 filings

Confidence

66%

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

Lockton experienced a cybersecurity incident on Nov 20, 2024, where an unauthorized party accessed a single account and computer. The incident affected 7,597 Iowa residents, exposing names, SSNs, DOBs, medical info, driver's licenses, and insurance data. Lockton engaged forensic experts, notified law enforcement, and is offering 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Iowa clock✗ IA AG >5 bday18 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 · 18 weeks / 128 days

Nov 20, 2024

Begins

Nov 20, 2024

Discovered

Mar 28, 2025

Filed

vs. sector median

+10 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 · +6dVerified by operator
New Hampshire State AGbd_ab1f596c26daaa252025-04-08 · +11dVerified
California State AGbd_e0c26fe7d81dd2862025-04-08 · +11dVerified by operator
California State AGbd_2606bdefd74e0bcc2025-05-23 · +56dVerified

Show 6 more filings ↓up to 95d gap

Delaware State AGbd_d8aed05bb7d559f42025-05-23 · +56dVerified by operator
New Hampshire State AGbd_e6327a5b12a7f2242025-05-23 · +56dVerified
California State AGbd_126301bea6b93bb42025-06-27 · +91dVerified by operator
New Hampshire State AGbd_6698308b150da8c42025-06-27 · +91dVerified
Delaware State AGbd_702f871b1717294b2025-06-27 · +91dVerified by operator
Texas State AGbd_9b8e991fbe3612722025-07-01 · +95dVerified 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 ServicesllmProfessional Servicesllm

Discovered: Nov 20, 2024
Breach occurred: Nov 20, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 5, 2025
Affected individuals: 7,597state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified Iowa Attorney General Consumer Protection Division
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
Began mailing notification letters
Offered 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: 18 weeks(128 days from discovery to filing)
Compliance flags: IA AG >5 bday
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 ↗

Iowa State AGMar 28 · first · this page

Rhode Island State AG+6d

New Hampshire State AG+11d

California State AG+11d

California State AG+56d

Delaware State AG+56d

New Hampshire State AG+56d

California State AG+91d

New Hampshire State AG+91d

Delaware State AG+91d

Texas State AG+95d

Pattern: first filing Mar 28 (IA), last Jul 1 (TX) — a 95-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://www.iowaattorneygeneral.gov/media/cms/3282025_Southeast_Series_of_Lockton_654908F353B05.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 28, 2025
Raw hash: 2f123fd16f02c597ea0326ac1e43a75c87b737100e7f4a1447f9f3656dce013c

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

ComplianceIA AG >5 bday

Extraction provenanceno artifact recorded

Source provenancewww.iowaattorneygeneral.gov