HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Children's Council of San Francisco

bd_d544b6922b9ab320 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 3, 2025

Filed

Mar 3, 2026

To disclose

30 weeks

Affected

1state residents only

Linked

6 filings

Confidence

66%

Full breach record for Children's Council of San Francisco →

Children’s Council of San Francisco, a California non-profit, notified the New Hampshire Attorney General of a data security incident affecting one NH resident. Unauthorized access occurred on or about August 1, 2025, involving the resident's name and Social Security Number. The Council engaged cybersecurity experts, reported the incident to the FBI, and sent notification letters offering 12 months of credit monitoring and identity theft protection services.

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Incident timeline

undetected · 2 days

discovery → filing · 30 weeks / 212 days

Aug 1, 2025

Begins

Aug 3, 2025

Discovered

Mar 3, 2026

Filed

vs. sector median

+13 wks slower

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Maine State AGbd_13cc3591bebd9bb22026-03-03Verified by operator
Vermont State AGbd_ac66c0f72cc2eaf32026-03-03Verified
California State AGbd_f70372d1a991c7502026-03-03Candidate
Massachusetts State AGbd_46a79fef4ae7e6c22026-03-04 · +1dVerified

Show 1 more filing ↓up to 1d gap

Nebraska State AGbd_c61057cb372d7dd42026-03-02 · +1dVerified

Name: Constangy, Brooks, Smith & Prophete, LLP
norm: constangy brooks smith prophete

Name: Children's Council of San Francisco
norm: children s council of san francisco
Industry: Professional Servicesllm

Discovered: Aug 3, 2025
Breach occurred: Aug 1, 2025
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 2, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated Collection
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General
Initial access: exploit_public_facing

During the incident: Engaged cybersecurity experts to conduct an investigation
Engaged a third-party vendor to conduct a comprehensive review of the affected data
Implemented additional security measures to further harden its environment
Reported the incident to the FBI
Sent notification letter to the affected resident(s) by USPS First Class Mail
Established a toll-free call center through Cyberscout
Changes made: Implemented additional security measures to further harden its environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 30 weeks(212 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Nebraska State AGMar 2 · first

Maine State AG+1d

Vermont State AG+1d

California State AG+1d

New Hampshire State AG+1d · this page

Massachusetts State AG+2d

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/childrens-council-san-francisco-20260303.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 3, 2026
Raw hash: 1b09f220015c4929832630440d0973e9d55f73b5e62849b39a86520e73f8ff4a

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith & Prophete, LLP

Victim entityChildren's Council of San Francisco

Incidentdiscovered Aug 3, 2025

Stated responseEngaged cybersecurity experts to conduct an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov