HackingHealthcareFinancial ServicesHealthcareStolen CredentialsSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)PHIHighContained

Blue Cross and Blue Shield of Kansas City

bd_6d3e0e389678ba51 · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 7, 2021

Filed

May 28, 2021

To disclose

7 weeks

Affected · nationwide

47,03518 in this filing

Linked

5 filings

Confidence

66%

Full breach record for Blue Cross and Blue Shield of Kansas City →3 incidents on file

Blue Cross and Blue Shield of Kansas City (BCBSKC) reported a data breach involving its third-party vendor, LogicGate, Inc. Unauthorized access to LogicGate's backup files occurred on February 23, 2021. BCBSKC data was not directly accessed, but member records stored by LogicGate were compromised. Approximately 47,035 individuals were affected, including 18 New Hampshire residents. Exposed data included names, dates of birth, addresses, insurance details, medical information, and Social Security numbers for a subset. BCBSKC notified affected members, law enforcement, and the Office for Civil Rights, and offered two years of credit monitoring via IDX.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 43 days

discovery → filing · 7 weeks / 51 days

Feb 23, 2021

Begins

Apr 7, 2021

Discovered

May 28, 2021

Filed

vs. sector median

5 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Montana State AGbd_782eb64f5d5cff6b2021-05-26 · +2dCandidate
Indiana State AGbd_c7e6ba5b010228d82021-05-26 · +2dVerified
Maine State AGbd_21a03a3b15639ecf2021-06-02 · +5dVerified
Massachusetts State AGbd_a41cda12e416e0332021-06-03 · +6dVerified

Name: Blue Cross and Blue Shield of Kansas City
norm: blue cross and blue shield of kansas city

Name: Blue Cross and Blue Shield of Kansas City
norm: blue cross and blue shield of kansas city
Industry: HealthcarellmFinancial Servicesllm

Discovered: Apr 7, 2021
Breach occurred: Feb 23, 2021
Undetected for: 43 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 26, 2021
Affected individuals: 47,035state + nationwide
Data types: Identity (basic)Government IDHealth (basic)PHI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: External
Regulator citations: Notified law enforcementConsumer reporting agencies and the Office for Civil Rights are being notified
Third party: via LogicGate, Inc.
Initial access: supply_chain

During the incident: LogicGate terminated the access
LogicGate notified law enforcement
LogicGate began a forensic review
LogicGate implemented changes to its safeguards to increase the security of data maintained in its systems, including enhanced authentication protocols and modified access rights and role assumptions
Safeguards verified by a third-party auditor
BCBSKC completed its analysis of impacted data
Notification to affected BCBSKC Members mailed
Consumer reporting agencies and the Office for Civil Rights are being notified
Offered two-year's credit monitoring protection through IDX
Changes made: LogicGate implemented changes to its safeguards to increase the security of data maintained in its software programs
Safeguards and security of its system verified by a third-party auditor
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(51 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Montana State AGMay 26 · first

Indiana State AGMay 26 · first

New Hampshire State AG+2d · this page

Maine State AG+7d

Massachusetts State AG+8d

Pattern: first filing May 26 (MT), last Jun 3 (MA) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/blue-cross-blue-shield-kansas-city-20210528.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 28, 2021
Raw hash: b137466c4b4f54dc2054cec6f0dde44b7ca57bf86b5f939905b569db3a75e6be

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityBlue Cross and Blue Shield of Kansas City

Victim entityBlue Cross and Blue Shield of Kansas City

Incidentdiscovered Apr 7, 2021

Stated responseLogicGate terminated the access

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov