MalwareEducationEducationRansomwareData ExfiltratedData EncryptedSupply Chain (3P Vendor)Customer Data InvolvedGovernment IDIdentity (basic)MediumContained

Kent Place School

bd_c1c555c3c7803805 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 29, 2020

Filed

Jan 4, 2021

To disclose

14 weeks

Affected

4state residents only

Linked

3 filings

Confidence

66%

Full breach record for Kent Place School →

Kent Place School notified the New Hampshire Attorney General of a security incident involving its vendor, Blackbaud. Blackbaud experienced a ransomware attack in May 2020, during which unauthorized access occurred between February 7 and May 20, 2020. Backup files containing names and Social Security numbers of 4 New Hampshire residents were exfiltrated. Kent Place School notified affected individuals on December 31, 2020, offering credit monitoring services.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 235 days

discovery → filing · 14 weeks / 97 days

Feb 7, 2020

Begins

Sep 29, 2020

Discovered

Jan 4, 2021

Filed

vs. sector median

+5 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_069e6cecb3a2f9fe2020-12-31 · +4dCandidate
Massachusetts State AGbd_a717c45e5696d7622020-12-31 · +4dVerified

Name: Kent Place School
norm: kent place school
Domain: kentplace.org

Name: Kent Place School
norm: kent place school
Domain: kentplace.org
Industry: Educationllm

Discovered: Sep 29, 2020
Breach occurred: Feb 7, 2020 – May 20, 2020
Undetected for: 235 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 31, 2020
Affected individuals: 4state-resident count only
Data types: Government IDIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified Attorney General Gordon MacDonald
Initial access: exploit_public_facing

During the incident: Kent Place School conducted its own investigation of the Blackbaud services
Kent Place School is providing written notice to the New Hampshire residents by mailing letters
Kent Place School is offering the New Hampshire residents a complimentary membership to credit monitoring and identity theft prevention services
Kent Place School has established a dedicated phone number
Changes made: Blackbaud identified and fixed the vulnerability associated with this incident
Blackbaud implemented several changes that will better protect data
Blackbaud is undertaking additional efforts to improve the security of its environment through enhancements to access management
Blackbaud is undertaking additional efforts to improve the security of its environment through enhancements to network segmentation
Blackbaud is undertaking additional efforts to improve the security of its environment through deployment of additional endpoint and network based platforms
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(97 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Maine State AGDec 31 · first

Massachusetts State AGDec 31 · first

New Hampshire State AG+4d · 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://mm.nh.gov/files/uploads/doj/remote-docs/kent-place-school-20210104.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 4, 2021
Raw hash: 2c2fe3b5d79658f3cab7ed8fa984faef3e0e0fc6498b4805f12386c16f507181

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityKent Place School

Victim entityKent Place School

Incidentdiscovered Sep 29, 2020

Stated responseKent Place School conducted its own investigation of the Blackbaud services

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov