UnknownHealthcareFinancial ServicesHealthcarePIIGovernment IDIdentity (basic)High

Blue Cross and Blue Shield of Massachusetts, Inc.

bd_4410ed228c5fc5e2 · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 20, 2022

Filed

Jul 20, 2022

To disclose

4 weeks

Affected · nationwide

4,855158 in this filing

Linked

4 filings

Confidence

65%

Full breach record for Blue Cross and Blue Shield of Massachusetts, Inc. →16 incidents on file

Blue Cross and Blue Shield of Massachusetts reported a data breach that occurred on May 17, 2022, and was discovered on June 20, 2022. The incident affected 4,855 individuals, compromising names and Social Security numbers. Affected individuals were notified on July 20, 2022, and offered 24 months of identity theft and credit monitoring services from Experian.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 20, 2022 → Filed with AG Jul 20, 202230d ✓ ME AG ≤30d4 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 34 days

discovery → filing · 4 weeks / 30 days

May 17, 2022

Begins

Jun 20, 2022

Discovered

Jul 20, 2022

Filed

vs. sector median

8 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Montana State AGbd_b4adf787f548a8652022-07-20Verified
Indiana State AGbd_d3c9920dc1864a8d2022-07-20Verified
New Hampshire State AGbd_29ae49c31ad37aac2022-07-27 · +7dVerified

Name: Blue Cross and Blue Shield of Massachusetts, Inc.
norm: blue cross and blue shield of massachusetts

Name: Blue Cross and Blue Shield of Massachusetts, Inc.
norm: blue cross and blue shield of massachusetts
Industry: HealthcarellmFinancial Servicesllm

Discovered: Jun 20, 2022
Breach occurred: May 17, 2022
Undetected for: 34 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 20, 2022
Affected individuals: 4,855state + nationwide
Data types: PIIGovernment IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unknown

During the incident: Offered 24 months of identity theft and credit monitoring services from Experian.
Sent written notification to affected individuals.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: ME AG ≤30d · 30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 20, 2022
→ Filed with AG: Jul 20, 2022
30d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 20, 2022 → Filed with AG: Jul 20, 2022	30d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Montana State AGJul 20 · first

Indiana State AGJul 20 · first

Maine State AGJul 20 · first · this page

New Hampshire State AG+7d

Pattern: first filing Jul 20 (MT), last Jul 27 (NH) — a 7-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/e255445b-3803-4004-94ff-96be7da06413.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 20, 2022
Raw hash: 4816003fdd965065172c655694c4008226f0b1782b3e3f6835bff7402d579cde

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityBlue Cross and Blue Shield of Massachusetts, Inc.

Victim entityBlue Cross and Blue Shield of Massachusetts, Inc.

Incidentdiscovered Jun 20, 2022

Stated responseOffered 24 months of identity theft and credit monitoring services from Experian.

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov