Social EngineeringTelecom & MediaInformationPhishingCustomer Data InvolvedTargetedPIIGovernment IDEmploymentMediumContained

Syndeo, LLC

bd_2f4b92b79096934c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 11, 2025

Filed

Oct 14, 2025

To disclose

5 weeks

Affected · nationwide

1642 in this filing

Linked

3 filings

Confidence

66%

Full breach record for Syndeo, LLC →2 incidents on file

Syndeo, LLC d/b/a Broadvoice notified New Hampshire AG of a phishing incident on Sept 11, 2025, where an employee inadvertently transmitted 2024 W-2s for 164 employees to an unauthorized third party. Two New Hampshire residents were affected. Data included names, addresses, SSNs, and wage info. No systems were compromised. Broadvoice blocked the email, engaged forensic specialists, notified the IRS, and provided 36 months of credit monitoring.

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Incident timeline

discovery → filing · 5 weeks / 33 days

Sep 11, 2025

Begins

Sep 11, 2025

Discovered

Oct 14, 2025

Filed

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_72811ffaf2f0ac102025-10-07 · +7dVerified
Indiana State AGbd_39e8b48e0d60f6af2025-09-22 · +22dCandidate

Name: Syndeo, LLC
norm: syndeo
Domain: broadvoice.com

Name: Syndeo, LLC
norm: syndeo
Domain: broadvoice.com
Also named: Syndeo, LLCdba oflegal entity
Broadvoicedba oftrade name
Industry: Telecom & Mediallm

Discovered: Sep 11, 2025
Breach occurred: Sep 11, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 22, 2025
Affected individuals: 164state + nationwide
Data types: PIIGovernment IDEmployment
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1114 Email Collection
Threat actor: ExternalFinancial
Regulator citations: Notified Internal Revenue Service (IRS)
Initial access: phishing_link

During the incident: Blocked the phishing fraudulent email account
Preserving all necessary data
Engaged external cybersecurity specialists to evaluate and enhance its technical and administrative safeguards
Notified the IRS
Issued written notice to all affected employees
Provided 36 months of complimentary Experian Identity Works credit monitoring, fraud consultation, and identity restoration services
Changes made: Strengthened its employee training programs
Enhanced email security protections
Implemented additional information-security controls
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(33 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGSep 22 · first

Massachusetts State AG+15d

New Hampshire State AG+22d · this page

Pattern: first filing Sep 22 (IN), last Oct 14 (NH) — a 22-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/syndeo-broadvoice-20251014.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 14, 2025
Raw hash: c3ce923a56cf051ad0274628a77ba1ff657c29ec86a784f53e442cdb264a9fb4

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySyndeo, LLC

Victim entitySyndeo, LLC

Incidentdiscovered Sep 11, 2025

Stated responseBlocked the phishing fraudulent email account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov