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

42 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

No interval is drawn: no breach start or discovery date is on record for this filing.

This filing is one of 42 filings 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

New Hampshire State AGbd_a6caa75fc8d4461c2026-02-02 · +100dVerified by operator
Vermont State AGbd_b53c868a573bb6392026-02-05 · +103dVerified by operator
Maine State AGbd_22414037e01075c42026-02-09 · +107dVerified by operator
Massachusetts State AGbd_d07f2633dfec89672026-02-10 · +108dVerified by operator

Show 6 more filings ↓up to 184d gap

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
Illinois State AGbd_1cb3bb50841b93a62026-04-01 · +158dVerified 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 41 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

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 · 6 states

View merged incident ↗

Massachusetts State AGOct 25 · first · this page

New Hampshire State AG+100d

Vermont State AG+103d

Maine State AG+107d

Massachusetts State AG+108d

New Hampshire State AG+150d

California State AG+150d

Vermont State AG+150d

Illinois State AG+158d

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 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://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