MalwareProfessional ServicesProfessional ServicesRansomwareRansom DemandedRansom PaidData ExfiltratedIdentity (basic)Government IDHighResolved

Horizon Actuarial

bd_a9ca9bbf0b626c3f · schema v1 · pii pii-v1

Severity

High

Discovered

Nov 12, 2021

Filed

May 24, 2022

To disclose

28 weeks

Affected

5,793state residents only

Linked

42 filings

Confidence

65%

Full breach record for Horizon Actuarial →10 incidents on file

Horizon Actuarial Services, LLC notified Hawaii regulators of a ransomware incident where unauthorized access occurred Nov 10-11, 2021. The group claimed to have stolen personal data including names, SSNs, and DOBs. Horizon paid a ransom and notified the FBI. Notices were mailed starting Jan 13, 2022, offering 12 months of Kroll identity monitoring.

J jump to incidentP pin to compareR raw source

Hawaii clock✓ HI CRA notice due28 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 2 days

discovery → filing · 28 weeks / 193 days

Nov 10, 2021

Begins

Nov 12, 2021

Discovered

May 24, 2022

Filed

vs. sector median

+8 wks slower

This filing is one of 42 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_0b8a8d1e0b2eb75a2022-05-24Verified by operator
Maine State AGbd_63ec2cad1130c87c2022-05-24Verified
California State AGbd_3343e2ff6ac461772022-05-18 · +6dVerified by operator
New Hampshire State AGbd_797f45774e6898b62022-05-31 · +7dVerified by operator

Show 6 more filings ↓up to 20d gap

New Hampshire State AGbd_3140d98441aff7d22022-05-17 · +7dVerified by operator
California State AGbd_15610822e41f867e2022-05-10 · +14dVerified by operator
Maine State AGbd_68e3218b8c9d431d2022-05-10 · +14dVerified
Maine State AGbd_23ebf680da220cfe2022-06-09 · +16dVerified by operator
California State AGbd_531852585f7aeb412022-06-09 · +16dVerified by operator
New Hampshire State AGbd_a2e88f733f86ef672022-06-13 · +20dVerified by operator

Showing first 10 of 41 linked disclosures.

Name: Horizon Actuarial
norm: horizon actuarial
Domain: horizonactuarial.com

Name: Horizon Actuarial
norm: horizon actuarial
Domain: horizonactuarial.com
Industry: Professional Servicesllm

Discovered: Nov 12, 2021
Breach occurred: Nov 10, 2021 – Nov 11, 2021
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 13, 2022
Affected individuals: 5,793state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Provided notice to the FBI

During the incident: Initiated efforts to secure its computer servers
Launched an investigation into the legitimacy of the claims
Provided notice to the FBI
Negotiated with and paid the group
Reviewed its existing security policies
Implemented additional measures to further protect against similar incidents
Arranged for identity monitoring services for 12 months provided by Kroll
Changes made: Reviewing its existing security policies
Implemented additional measures to further protect against similar incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(193 days from discovery to filing)
Compliance flags: HI CRA notice due
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 4 states

View merged incident ↗

California State AGMay 10 · first

Maine State AGMay 10 · first

New Hampshire State AG+7d

California State AG+8d

California State AG+14d

Maine State AG+14d

Hawaii State AG+14d · this page

New Hampshire State AG+21d

Maine State AG+30d

California State AG+30d

New Hampshire State AG+34d

Pattern: first filing May 10 (CA), last Jun 13 (NH) — a 34-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 41 — 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://cca.hawaii.gov/wp-content/uploads/2026/05/OCP-2022-1020.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 24, 2022
Raw hash: 181b2680c92fe9fcd6222d4e1886ef984f980fb0be5191139a22eba86efe0c96

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityHorizon Actuarial

Victim entityHorizon Actuarial

Incidentdiscovered Nov 12, 2021

Stated responseInitiated efforts to secure its computer servers

ComplianceHI CRA notice due

Extraction provenanceno artifact recorded

Source provenancecca.hawaii.gov