HackingEducationEducationCustomer Data InvolvedIdentity (basic)Government IDHigh

Chambersburg Area School District

bd_3eba95429b445058 · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 4, 2023

Filed

Oct 26, 2023

To disclose

22 days

Affected · nationwide

4,2652 in this filing

Linked

7 records

Confidence

50%

Full breach record for Chambersburg Area School District →

Chambersburg Area School District, an educational institution, reported a data breach to the Maine Attorney General. The breach, which occurred from August 21 to August 26, 2023, and was discovered on October 4, 2023, was a result of an external system hack. The incident affected 2 Maine residents, and a total of 4,265 individuals. The compromised information included names and Social Security numbers. The district began notifying affected individuals in writing on October 26, 2023, and offered identity theft protection services.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >30d22 days 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 · 44 days

discovery → filing · 22 days

Aug 21, 2023

Begins

Oct 4, 2023

Discovered

Oct 26, 2023

Filed

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

A leak claim by blackbyte about this victim was first seen 49 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteblackbytebd_0c4f976668651ce32023-09-07 · +49dVerified by operator

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_37706ed181d3c5dd2023-10-26Verified by operator
Vermont State AGbd_3ec3d490a6b1a1282023-10-26Verified
New Hampshire State AGbd_5087cfbb8933479f2023-10-26Verified
Indiana State AGbd_ac84984901808e032023-10-26Verified

Press reports (1)

Pressblackbytebd_6da3dd924407961e2023-08-27 · +60dCandidate

Name: Chambersburg Area School District
norm: chambersburg area school district

Name: Chambersburg Area School District
norm: chambersburg area school district
Industry: Educationllm

Discovered: Oct 4, 2023
Breach occurred: Aug 21, 2023 – Aug 26, 2023
Undetected for: 44 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 26, 2023
Affected individuals: 4,265state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
Threat actor: External

Changes made: Offered identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 22 days(22 days from discovery to filing)
Compliance flags: Leak >30dME AG ≤30d · 22d
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: Oct 4, 2023
→ Filed with AG: Oct 26, 2023
22d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 4, 2023 → Filed with AG: Oct 26, 2023	22d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Massachusetts State AGOct 26 · first

Vermont State AGOct 26 · first

New Hampshire State AGOct 26 · first

Indiana State AGOct 26 · first

Maine State AGOct 26 · first · this page

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-a1252b4f8318/5a532c42-9d9e-4ade-acf2-dc0c48985e81.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 26, 2023
Raw hash: 56f7fadacca39bdcd1b8419769502fb920615f1af9c9fc9e0fed813f6781b4df

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Press reports (1)

Reporting entityChambersburg Area School District

Victim entityChambersburg Area School District

Incidentdiscovered Oct 4, 2023

Stated responseOffered identity theft protection services

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov