HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDFinancialMediumContained

H & R BLOCK, INC.

bd_0fa256c5608171de · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Apr 8, 2019

To disclose

—

Affected

1state residents only

Confidence

66%

Full breach record for H & R BLOCK, INC. →10 incidents on file

H&R Block notified Montana clients that their tax documents, including SSNs and W-2 data, were briefly visible to another client due to unauthorized access. The incident involved credential misuse. H&R Block offered 12 months of identity protection and two years of tax preparation services.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Apr 8, 2019

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: H & R BLOCK, INC.
norm: h r block

Name: H & R BLOCK, INC.
norm: h r block
Industry: Professional Servicesllm

Discovered: —
Materiality determined: —
Notification sent: Apr 8, 2019
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Arranged for 12 months of identity protection under the AllClear ID Alert Network at no cost
Providing two years of H&R Block tax preparation and Tax Identity Shield at no cost
Changes made: Took steps to prevent any additional unauthorized access to your information
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://dojmt.gov/wp-content/uploads/OCP/CON-MT-AG.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 8, 2019
Raw hash: e9ab27b527c98c9a516eb7747f48aebc0cf159cac2b082ec9c4300862b0f588d

Reporting entityH & R BLOCK, INC.

Victim entityH & R BLOCK, INC.

IncidentUnauthorized Access

Stated responseArranged for 12 months of identity protection under the AllClear ID Alert Network at no cost

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov