HackingHealthcareHealthcareStolen CredentialsData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)Government IDIdentity (basic)MediumContained

GiaCare

bd_6fef7171d0ac6eea · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 23, 2025

Filed

Jan 23, 2026

To disclose

4 weeks

Affected

1state residents only

Confidence

66%

Full breach record for GiaCare →2 incidents on file

GiaCare, Inc. notified the New Hampshire Attorney General of a data security incident involving its third-party vendor, Gladinet CentreStack. An unauthorized third party accessed and exfiltrated files containing one New Hampshire resident's name, driver's license number, and Social Security number on or about December 6, 2025. GiaCare discovered the vulnerability on December 23, 2025, migrated data off the platform, and offered one year of credit monitoring to the affected individual.

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Incident timeline

undetected · 17 days

discovery → filing · 4 weeks / 31 days

Dec 6, 2025

Begins

Dec 23, 2025

Discovered

Jan 23, 2026

Filed

vs. sector median

8 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: GiaCare
norm: giacare
Domain: giacare.com

Name: GiaCare
norm: giacare
Domain: giacare.com
Industry: Healthcarellm

Discovered: Dec 23, 2025
Breach occurred: Dec 6, 2025
Undetected for: 17 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 23, 2026
Affected individuals: 1state-resident count only
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1041 Exfiltration Over C2 Channel
Threat actor: External
Initial access: supply_chain

During the incident: Worked closely with its IT security vendor to investigate the incident and confirm the security of GiaCare’s systems
Engaged a security firm to investigate and confirm the security of GiaCare’s systems
Notifying involved individuals
Offering complimentary credit monitoring services
Changes made: Enhancing its technical security measures
Migrated its data from the CentreStack platform to another secure platform
Will no longer be using the CentreStack platform
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(31 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://mm.nh.gov/files/uploads/doj/remote-docs/giacare-20260123.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 23, 2026
Raw hash: 54a9b83f1cbfc882db78775dca335793efb0a62340798c8c9e409d9101ecb4c5

Reporting entityGiaCare

Victim entityGiaCare

Incidentdiscovered Dec 23, 2025

Stated responseWorked closely with its IT security vendor to investigate the incident and confirm the security of GiaCare’s systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov