UnknownGovernment IDHealth (basic)Critical

CONDUENT BUSINESS SERVICES, LLC

bd_bf803aa0dc08e3d9 · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Oct 25, 2025

To disclose

—

Affected

251,734state residents only

Linked

37 filings

Confidence

95%

Full breach record for CONDUENT BUSINESS SERVICES, LLC →5 incidents on file

Conduent Business Services, LLC reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-10-25. 251,734 Massachusetts residents were affected.

J jump to incidentP pin to compareR raw source

Massachusetts clock✓ MA credit monitoring due

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Oct 25, 2025

Filed

—

Corroborated · see linked filings

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

This filing is one of 37 about the same incident.View merged incident

Part of CONDUENT BUSINESS SERVICES, LLC supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_762d2e946d0bac712026-01-30 · +97dVerified by operator
New Hampshire State AGbd_a6caa75fc8d4461c2026-02-02 · +100dVerified by operator
Vermont State AGbd_ece9dad957fe97822026-02-02 · +100dVerified by operator
Vermont State AGbd_b53c868a573bb6392026-02-05 · +103dVerified by operator

Show 6 more filings ↓up to 184d gap

Maine State AGbd_22414037e01075c42026-02-09 · +107dVerified by operator
New Hampshire State AGbd_3af322b73c7f0ee52026-03-24 · +150dVerified by operator
California State AGbd_59f91c9fe372bad22026-03-24 · +150dVerified by operator
Vermont State AGbd_bd09f131aeddef8d2026-03-24 · +150dVerified by operator
New Hampshire State AGbd_81c152f95b5887012026-04-27 · +184dVerified by operator
California State AGbd_ee9a5338c14e0e992026-04-27 · +184dVerified by operator

Showing first 10 of 36 linked disclosures.

Name: CONDUENT BUSINESS SERVICES, LLC
norm: conduent business
Domain: conduent.com

Name: CONDUENT BUSINESS SERVICES, LLC
norm: conduent business
Domain: conduent.com

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 251,734state-resident count only
Data types: Government IDHealth (basic)
Data elements: Social Security numberMedical information
Stated not affected: Financial account numberDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown
Threat actor: External

Compliance flags: MA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 5 states

View merged incident ↗

Massachusetts State AGOct 25 · first · this page

California State AG+97d

New Hampshire State AG+100d

Vermont State AG+100d

Vermont State AG+103d

Maine State AG+107d

New Hampshire State AG+150d

California State AG+150d

Vermont State AG+150d

New Hampshire State AG+184d

California State AG+184d

Pattern: first filing Oct 25 (MA), last Apr 27 (CA) — a 184-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 36 — 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.mass.gov/doc/data-breach-report-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 25, 2025
Raw hash: 24526acc934a2d6174b56d2047e9ce34fd4c8f8efc6c6d22ead5ed213a4fc6a0

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityCONDUENT BUSINESS SERVICES, LLC

Victim entityCONDUENT BUSINESS SERVICES, LLC

IncidentUnknown

ComplianceMA credit monitoring due

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov