AccidentalEducationEducationMisdeliveryEmployee Data InvolvedGovernment IDIdentity (basic)EmploymentMediumResolved

Sudbury Extended Day, Inc

bd_ec2158f9a6474eb5 · schema v1 · pii pii-v2

Severity

Medium

Discovered

Aug 10, 2026

Filed

Sep 1, 2026

To disclose

—

Affected

3state residents only

Confidence

68%

Full breach record for Sudbury Extended Day, Inc →

Sudbury Extended Day, Inc. inadvertently distributed an EEC Background Record Check form containing PII (including SSN, DOB, and address) to 3 unauthorized individuals on August 10, 2026, due to a clerical error. The organization contacted the recipients, confirmed deletion of the documents, and implemented new verification steps. 24 months of credit monitoring was offered to affected individuals.

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Incident timeline

Aug 10, 2026

Begins

Aug 10, 2026

Discovered

Sep 1, 2026

Filed

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

Name: Sudbury Extended Day, Inc
norm: sudbury extended day

Name: Sudbury Extended Day, Inc
norm: sudbury extended day
Industry: Educationllm

Discovered: Aug 10, 2026
Breach occurred: Aug 10, 2026
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 13, 2026
Affected individuals: 3state-resident count only
Data types: Government IDIdentity (basic)Employment
Attack vector: Unknown

During the incident: Contacted all 3 individuals who received the document
Received confirmation that the document was deleted by the recipients
Identified the QC error that occurred
Implemented new steps to ensure all documentation is verified before being distributed
Changes made: Provided 24 months of credit monitoring by IDX
Source: Quoted from the filing itself, not independently verified.

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://www.mass.gov/doc/2026-1496-sudbury-extended-day-inc/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 1, 2026
Raw hash: bfb82b508b45a8168d5af0f34cc101c4a5a7d8034368dade4836843bcb051fbd

Reporting entitySudbury Extended Day, Inc

Victim entitySudbury Extended Day, Inc

Incidentdiscovered Aug 10, 2026

Stated responseContacted all 3 individuals who received the document

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov