HackingFinancial ServicesFinanceStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumContained

Allstate Insurance Company

bd_e785672ce2fbe6e5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 4, 2021

Filed

Nov 1, 2022

To disclose

20 months

Affected

7state residents only

Linked

2 filings

Confidence

66%

Full breach record for Allstate Insurance Company →10 incidents on file

Allstate Insurance Company notified the NH Attorney General of a breach at third-party vendor Donlen Corporation affecting 7 NH residents. Unauthorized access occurred Feb 24–Mar 4, 2021. Data exposed: names and driver's license numbers. Notification sent Oct 28, 2022. Credit monitoring offered.

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Incident timeline

undetected · 8 days

discovery → filing · 20 months / 607 days

Feb 24, 2021

Begins

Mar 4, 2021

Discovered

Nov 1, 2022

Filed

vs. sector median

+78 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_d1faf49a8ee296972022-10-28 · +4dVerified

Name: Allstate Insurance Company
norm: allstate insurance

Name: Allstate Insurance Company
norm: allstate insurance
Industry: Financial Servicesllm

Discovered: Mar 4, 2021
Breach occurred: Feb 24, 2021 – Mar 4, 2021
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 28, 2022
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General

During the incident: Donlen shut down the firewall to contain the threat
Donlen restored from system backups
Donlen notified federal law enforcement
Donlen completed review of affected files and folders
Donlen undertook rigorous manual review to confirm affected individuals
Allstate working with Donlen to provide notification to affected residents
Written notification sent via USPS
Donlen providing access to credit monitoring services for 12 months through IDX
Changes made: Resetting impacted account passwords
Reviewing contents of impacted systems
Reviewing internal systems to identify contact information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 months(607 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGOct 28 · first

New Hampshire State AG+4d · this page

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://mm.nh.gov/files/uploads/doj/remote-docs/allstate-insurance-20221101.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 1, 2022
Raw hash: d9e3f2d8b94f7731169b8056389eb69e5edccc5e1273604c92c2a08fbe6bf9e8

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityAllstate Insurance Company

Victim entityAllstate Insurance Company

Incidentdiscovered Mar 4, 2021

Stated responseDonlen shut down the firewall to contain the threat

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov