HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDPHIHealth (basic)HighContained

INOGEN, INC.

bd_d3827126424f382b · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 14, 2018

Filed

Apr 13, 2018

To disclose

4 weeks

Affected

3,251state residents only

Linked

7 filings

Confidence

66%

Full breach record for INOGEN, INC. →

Inogen, Inc. reported unauthorized access to an employee email account containing customer personal and health information. The breach occurred on December 9, 2017, but was discovered on March 14, 2018. Approximately 3,251 California residents were affected. Data exposed included names, addresses, dates of birth, Medicare IDs, and insurance policy information. Inogen implemented MFA, reset passwords, and engaged forensic investigators.

J jump to incidentP pin to compareR raw source

California clockDiscovered Mar 14, 2018 → Notified Apr 13, 201830d ✓ CA 60-day OK4 weeks discovery → filing

Incident timeline

undetected · 95 days

discovery → filing · 4 weeks / 30 days

Dec 9, 2017

Begins

Mar 14, 2018

Discovered

Apr 13, 2018

Filed

vs. sector median

5 wks faster

This filing is one of 7 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

New Hampshire State AGbd_5913eb0d6657b7c92018-04-13Verified
Oregon State AGbd_a3772efe9f56a94e2018-04-13Verified
Montana State AGbd_a6a9be25c11a86922018-04-13Verified
Massachusetts State AGbd_b07a5f4b5f221bc42018-04-13Verified

Show 2 more filings ↓up to 4d gap

Washington State AGbd_e0b3af7103bb31b22018-04-13Verified
HHS OCRbd_18bf03ad634675662018-04-17 · +4dVerified

Name: INOGEN, INC.
norm: inogen

Name: INOGEN, INC.
norm: inogen
Industry: Healthcarellm

Discovered: Mar 14, 2018
Breach occurred: Dec 9, 2017
Undetected for: 95 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 13, 2018
Affected individuals: 3,251state-resident count only
Data types: Identity (basic)Government IDPHIHealth (basic)
Data elements: Date of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Notified California Attorney General
Initial access: valid_credentials

During the incident: Took steps to secure customer information
Required all email users to change their passwords
Implemented multi-factor authentication for remote email access
Launched an investigation
Engaged a leading forensics firm to determine what happened
Reduced administrative access to Outlook 365
Changed all user and administrative passwords
Changes made: Implemented multi-factor authentication for remote email access
Reduced administrative access to Outlook 365
Changed all user and administrative passwords
Offering identity theft protection services for a period of twelve (12) months at no cost through ID Experts
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: CA 60-day OK · 30d
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: Mar 14, 2018
→ Notified: Apr 13, 2018
30d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Mar 14, 2018 → Notified: Apr 13, 2018	30d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 6 states

View merged incident ↗

New Hampshire State AGApr 13 · first

Oregon State AGApr 13 · first

Montana State AGApr 13 · first

Massachusetts State AGApr 13 · first

Washington State AGApr 13 · first

California State AGApr 13 · first · this page

HHS OCR+4d

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/sb24-135272
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 13, 2018
Raw hash: 42cedfe6d29cbb50202f96e58fadc9fa09afa63658460232d659e4369ba84ef8

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityINOGEN, INC.

Victim entityINOGEN, INC.

Incidentdiscovered Mar 14, 2018

Stated responseTook steps to secure customer information

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov