UnknownTechnologyProfessional ServicesInformationCustomer Data InvolvedIdentity (basic)Government IDMediumResolved

Minsait ACS, Inc.

bd_11bafc619de57c4c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 14, 2025

Filed

Sep 19, 2025

To disclose

5 weeks

Affected · nationwide

3323 in this filing

Confidence

64%

Full breach record for Minsait ACS, Inc. →

Minsait ACS, Inc. reported a data breach affecting 332 individuals, including 3 Maine residents. The incident occurred between March 26 and May 5, 2025, and was discovered on August 14, 2025. Notification was sent on September 19, 2025. Affected data included names and government identifiers. Cyberscout provided 12 months of credit monitoring.

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Maine clockDiscovered Aug 14, 2025 → Filed with AG Sep 19, 202536d ⏱ ME AG >30d5 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 141 days

discovery → filing · 5 weeks / 36 days

Mar 26, 2025

Begins

Aug 14, 2025

Discovered

Sep 19, 2025

Filed

vs. sector median

14 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed332 affectedView incident

Name: Cipriani & Werner
norm: cipriani werner
Domain: c-wlaw.com

Name: Minsait ACS, Inc.
norm: minsait acs
Industry: TechnologyllmProfessional Servicesllm

Discovered: Aug 14, 2025
Breach occurred: Mar 26, 2025 – May 5, 2025
Undetected for: 141 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 19, 2025
Affected individuals: 332state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Unknown
Regulator citations: Filed notification with Maine Attorney General

During the incident: Provided 12 months of complimentary credit monitoring through Cyberscout
Sent written notification to affected individuals
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(36 days from discovery to filing)
Compliance flags: ME AG >30d · 36d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Aug 14, 2025
→ Filed with AG: Sep 19, 2025
36d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 14, 2025 → Filed with AG: Sep 19, 2025	36d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

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.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/29556194-3226-40be-8089-315044a326c1.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 19, 2025
Raw hash: 8fcb41cbb65fca03ee15eed5c901f65b0592bff53824ba524b7abbc5f78ff584

Reporting entityCipriani & Werner

Victim entityMinsait ACS, Inc.

Incidentdiscovered Aug 14, 2025

Stated responseProvided 12 months of complimentary credit monitoring through Cyberscout

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov