HackingProfessional ServicesProfessional ServicesStolen CredentialsData ExfiltratedRansom DemandedRansom PaidEmployee Data InvolvedCustomer Data InvolvedIdentity (basic)Government IDEmploymentMediumContained

Horizon Actuarial

bd_3343e2ff6ac46177 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 12, 2021

Filed

May 18, 2022

To disclose

27 weeks

Affected

Not disclosed

Linked

42 filings

Confidence

65%

Full breach record for Horizon Actuarial →10 incidents on file

Horizon Actuarial Services, LLC experienced unauthorized access to two computer servers on November 10-11, 2021. The company discovered the incident on November 12, 2021, after receiving an email from a group claiming to have stolen personal data. The group demanded payment, which Horizon paid in exchange for an agreement to delete the data. The breach affected employees, former employees, family members, and applicants, exposing identity and employment information. Horizon engaged third-party specialists, notified the FBI, and offered 12 months of identity monitoring via Kroll.

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Incident timeline

undetected · 2 days

discovery → filing · 27 weeks / 187 days

Nov 10, 2021

Begins

Nov 12, 2021

Discovered

May 18, 2022

Filed

vs. sector median

+9 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_3140d98441aff7d22022-05-17 · +1dVerified by operator
California State AGbd_0b8a8d1e0b2eb75a2022-05-24 · +6dVerified by operator
Maine State AGbd_63ec2cad1130c87c2022-05-24 · +6dVerified
Hawaii State AGbd_a9ca9bbf0b626c3f2022-05-24 · +6dVerified by operator

Show 6 more filings ↓up to 26d gap

California State AGbd_15610822e41f867e2022-05-10 · +8dVerified by operator
Maine State AGbd_68e3218b8c9d431d2022-05-10 · +8dVerified
New Hampshire State AGbd_797f45774e6898b62022-05-31 · +13dVerified by operator
Maine State AGbd_23ebf680da220cfe2022-06-09 · +22dVerified by operator
California State AGbd_531852585f7aeb412022-06-09 · +22dVerified by operator
New Hampshire State AGbd_a2e88f733f86ef672022-06-13 · +26dVerified 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: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDEmployment
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 ChannelT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Provided notice to the FBI

During the incident: Initiated efforts to secure our computer servers
Launched an investigation with the assistance of third-party computer specialists
Provided notice to the FBI
Negotiated with and paid the group in exchange for an agreement that they would delete and not distribute or otherwise misuse the stolen information
Arranged for identity monitoring services for 12 months provided by Kroll
Changes made: Reviewing our existing security policies
Implemented additional measures to further protect against similar incidents moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 weeks(187 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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 · this page

California State AG+14d

Maine State AG+14d

Hawaii State AG+14d

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://oag.ca.gov/ecrime/databreach/reports/sb24-553532
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 18, 2022
Raw hash: 3708000f18809f6bfdf14da94a765dee510b08ece9ea8dd33a8da0c08d42d401

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityHorizon Actuarial

Victim entityHorizon Actuarial

Incidentdiscovered Nov 12, 2021

Stated responseInitiated efforts to secure our computer servers

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov