HackingTechnologyInformationTargetedIdentity (basic)Government IDMediumContained

KC Installation, LLC

bd_1a8c091a1761a038 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 22, 2025

Filed

Feb 25, 2026

To disclose

27 weeks

Affected

1state residents only

Linked

6 filings

Confidence

66%

Full breach record for KC Installation, LLC →

KC Installation, LLC d/b/a KCI Telecommunications reported an external system breach (hacking) on August 22, 2025. The incident involved unauthorized access to files containing names and Social Security numbers. One Maine resident was affected. KCI engaged third-party forensic specialists, notified federal law enforcement, and provided one year of credit monitoring via Experian to affected individuals.

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Maine clockDiscovered Aug 22, 2025 → Filed with AG Feb 25, 2026187d ✗ ME AG >90d27 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 27 weeks / 187 days

Aug 22, 2025

Begins

Aug 22, 2025

Discovered

Feb 25, 2026

Filed

vs. sector median

+8 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

Massachusetts State AGbd_0baa692488a315f32026-02-25Verified
Vermont State AGbd_2f286201c5cc87122026-02-25Verified
Nebraska State AGbd_adab2df3aae70ac82026-02-25Verified
Indiana State AGbd_b6ac599171fbe1942026-02-25Verified

Show 1 more filing ↓

New Hampshire State AGbd_b9823ee0a28e3b4b2026-02-25Verified

Name: KC Installation, LLC
norm: kc installation
Domain: kcillc.com

Name: KC Installation, LLC
norm: kc installation
Domain: kcillc.com
Also named: KC Installation, LLCdba oflegal entity
KCI Telecommunicationsdba oftrade name
Industry: Technologyllm

Discovered: Aug 22, 2025
Breach occurred: Aug 22, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 25, 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 ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: reported the event to federal law enforcementproviding written notice of this event to appropriate state regulators
Initial access: exploit_public_facing

During the incident: Launched an investigation with the assistance of third-party cybersecurity and digital forensics specialists
Reported the event to federal law enforcement
Undertook a comprehensive third-party data review
Completed a time-intensive internal review of the records
Provided access to credit monitoring and identity restoration services for one (1) year, through Experian
Established a dedicated assistance telephone line
Changes made: Reviewing existing policies and procedures
Working to implement additional cybersecurity safeguards
Implemented enhanced certain administrative and technical controls
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 weeks(187 days from discovery to filing)
Compliance flags: ME AG >90d · 187dME resident >60d · 187d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Aug 22, 2025
→ Filed with AG: Feb 25, 2026
187d 90 days ME AG >90d
Maine
Discovered: Aug 22, 2025
→ Notified: Feb 25, 2026
187d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 22, 2025 → Filed with AG: Feb 25, 2026	187d	90 days	ME AG >90d
Maine	Discovered: Aug 22, 2025 → Notified: Feb 25, 2026	187d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Massachusetts State AGFeb 25 · first

Vermont State AGFeb 25 · first

Nebraska State AGFeb 25 · first

Indiana State AGFeb 25 · first

New Hampshire State AGFeb 25 · first

Maine State AGFeb 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/0ea8c430-7b48-4949-92e4-d2dd0ab0259d.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 25, 2026
Raw hash: fa7154609151628c33719e7eb2bde660a10c9a6725396657f7a41bb3484896b3

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityKC Installation, LLC

Victim entityKC Installation, LLC

Incidentdiscovered Aug 22, 2025

Stated responseLaunched an investigation with the assistance of third-party cybersecurity and digital forensics specialists

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov