HackingEducationEducationCustomer Data InvolvedIdentity (basic)MediumContained

Baltimore City Public Schools

bd_bb5f9b0432bd4ec5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 13, 2025

Filed

Apr 29, 2025

To disclose

11 weeks

Affected · nationwide

20,6652 in this filing

Linked

7 filings

Confidence

65%

Full breach record for Baltimore City Public Schools →

Baltimore City Public Schools experienced an external system breach (hacking) between Feb 8-24, 2025, discovered on Feb 13, 2025. Approximately 20,665 individuals were affected, including 2 Maine residents. The incident involved unauthorized access to files containing names and other personal identifiers. The school district notified law enforcement, engaged external experts, and offered 24 months of credit monitoring and identity theft protection services to affected individuals.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Feb 13, 2025 → Filed with AG Apr 29, 202575d ⏱ ME AG >30d11 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 · 5 days

discovery → filing · 11 weeks / 75 days

Feb 8, 2025

Begins

Feb 13, 2025

Discovered

Apr 29, 2025

Filed

vs. sector median

+1 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Vermont State AGbd_9ab6c0fe1104bebb2025-04-29Verified
Massachusetts State AGbd_b126e5260febdbd02025-04-29Verified
New Hampshire State AGbd_da05d89cd8b7eef72025-04-29Verified
Idaho State AGbd_e3c3ec5edab659912025-04-28 · +1dCandidate

Show 2 more filings ↓up to 5d gap

Indiana State AGbd_1aa674a0a361f7e32025-04-24 · +5dVerified
Nebraska State AGbd_313c761c5298f2b22025-04-24 · +5dVerified

Name: Baltimore City Public Schools
norm: baltimore city public schools
Industry: Education

Name: Baltimore City Public Schools
norm: baltimore city public schools
Industry: Education
Industry: Educationllm

Discovered: Feb 13, 2025
Breach occurred: Feb 8, 2025 – Feb 24, 2025
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 24, 2025
Affected individuals: 20,665state + nationwide
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified law enforcement
Initial access: exploit_public_facing

During the incident: Notified law enforcement
Conducted an initial investigation
Took steps to confirm the security of our systems
Engaged external cybersecurity experts
Completed a thorough review of the files
Changes made: Implemented a series of additional cybersecurity enhancements
Installation of endpoint detection and response software
Resetting all passwords of users
Assessing procedures already in place and the results of the forensic audit
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(75 days from discovery to filing)
Compliance flags: ME AG >30d · 75dME resident >60d · 70d
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: Feb 13, 2025
→ Filed with AG: Apr 29, 2025
75d 30 days (soft) ME AG >30d
Maine
Discovered: Feb 13, 2025
→ Notified: Apr 24, 2025
70d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Feb 13, 2025 → Filed with AG: Apr 29, 2025	75d	30 days (soft)	ME AG >30d
Maine	Discovered: Feb 13, 2025 → Notified: Apr 24, 2025	70d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Indiana State AGApr 24 · first

Nebraska State AGApr 24 · first

Idaho State AG+4d

Vermont State AG+5d

Massachusetts State AG+5d

New Hampshire State AG+5d

Maine State AG+5d · this page

Pattern: first filing Apr 24 (IN), last Apr 29 (ME) — a 5-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/b333df85-af2a-4a1f-b79e-f9bbafc13c17.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 29, 2025
Raw hash: e396dc14e98e8a644c935a6dbd8062fdc668dd94eb88bfad4dcd75c5c418263c

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityBaltimore City Public Schools

Victim entityBaltimore City Public Schools

Incidentdiscovered Feb 13, 2025

Stated responseNotified law enforcement

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov