HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)LowContained

Financial Administrative Support Services

bd_d00fa3c89e0188c8 · schema v1 · pii pii-v2

Severity

Low

Discovered

May 26, 2025

Filed

Sep 25, 2026

To disclose

16 months

Affected

Not disclosed

Linked

4 filings

Confidence

69%

Full breach record for Financial Administrative Support Services →2 incidents on file

Financial Administrative Support Services (FASS), an accounting and administrative support company for non-profits, notified the California AG of a data breach. An unknown external actor accessed and copied information from FASS systems prior to March 26, 2025, and again between June 8-11, 2025. FASS identified suspicious activity on May 26, 2025, and again on June 11, 2025, taking systems offline. Affected data includes names and potentially other PII. FASS engaged law enforcement, notified regulators, and is offering credit monitoring. The incident is contained.

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California clockDiscovered May 26, 2025 → Notified Sep 25, 2026487d ✗ CA 60-day late16 months discovery → filing

Incident timeline

undetected · 61 days

discovery → filing · 16 months / 487 days

Mar 26, 2025

Begins

May 26, 2025

Discovered

Sep 25, 2026

Filed

vs. sector median

+50 wks slower

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

New Hampshire State AGbd_099f105a650c4ab42026-09-25Verified
Indiana State AGbd_5de252f0ae5accb62026-09-25Verified
Vermont State AGbd_aa8e096a16e91e732026-09-25Candidate

Name: Financial Administrative Support Services
norm: financial administrative support

Name: Financial Administrative Support Services
norm: financial administrative support
Industry: Professional Servicesllm

Discovered: May 26, 2025
Breach occurred: Mar 26, 2025 – Jun 11, 2025
Undetected for: 61 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 25, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notifying relevant regulators

During the incident: Took steps to secure our network and restore our systems
Brought our systems offline to ensure their security
Launched an investigation
Reported this event to law enforcement
Notifying relevant regulators
Changes made: Reviewing our internal policies, procedures, and security tools to reduce the risk of a similar event from occurring in the future
Offering access to 12/24 months of complimentary credit monitoring through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 months(487 days from discovery to filing)
Compliance flags: CA 60-day late · 487d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: May 26, 2025
→ Notified: Sep 25, 2026
487d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: May 26, 2025 → Notified: Sep 25, 2026	487d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

New Hampshire State AGSep 25 · first

Indiana State AGSep 25 · first

Vermont State AGSep 25 · first

California State AGSep 25 · first · this page

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://oag.ca.gov/ecrime/databreach/reports/sb24-630351
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 25, 2026
Raw hash: 50020b6b0c9d17c0bf25aa32fed70bb6af6b9a0ff070637083755fe1e89833ec

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityFinancial Administrative Support Services

Victim entityFinancial Administrative Support Services

Incidentdiscovered May 26, 2025

Stated responseTook steps to secure our network and restore our systems

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov