HackingHealthcareTechnologyHealthcareStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Health (basic)PHILowActive

Humana (Availity, LLC)

bd_9db0b1add4768c70 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 8, 2019

Filed

Feb 25, 2019

To disclose

7 weeks

Affected

3state residents only

Confidence

65%

Full breach record for Humana (Availity, LLC) →

Humana notified Montana residents that its service provider, Availity, LLC, experienced unauthorized access to personal information between May 24 and Nov 8, 2018. Humana became aware on Jan 8, 2019. Accessed data included names, member IDs, and health info. Availity engaged forensic investigators and blocked access. Credit monitoring offered.

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Incident timeline

undetected · 229 days

discovery → filing · 7 weeks / 48 days

May 24, 2018

Begins

Jan 8, 2019

Discovered

Feb 25, 2019

Filed

vs. sector median

5 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed3 affectedView incident

Name: Humana (Availity, LLC)
norm: humana availity
Domain: humana.com

Name: Humana (Availity, LLC)
norm: humana availity
Industry: HealthcarellmTechnologyllm

Discovered: Jan 8, 2019
Breach occurred: May 24, 2018 – Nov 8, 2018
Undetected for: 229 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 3state-resident count only
Data types: Identity (basic)Health (basic)PHI
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Availity has notified federal law enforcement
Third party: via Availity, L.L.C.
Initial access: valid_credentials

During the incident: Availity has notified federal law enforcement
Hired an external forensics investigator to assist in its investigation
The unauthorized users have been blocked from the system
Additional access requirements and enhanced monitoring were put in place
Humana is actively working with Availity to coordinate additional security enhancements
Partnered with Equifax to provide its Credit Watch Gold with 3-in-1 Monitoring identity theft protection product for one year at no charge
Changes made: Additional access requirements and enhanced monitoring were put in place
Further measures to control and monitor access to the system are in process
Coordinate additional security enhancements
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 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://dojmt.gov/wp-content/uploads/Humana-Availity-LLC-Consumer-Notification.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 25, 2019
Raw hash: 6d4a9ca7ef67b0b861c0815d16fc26ad4c396180e19bc27e47090f16e4ab56c8

Reporting entityHumana (Availity, LLC)

Victim entityHumana (Availity, LLC)

Incidentdiscovered Jan 8, 2019

Stated responseAvaility has notified federal law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov