HackingEducationEducationStolen CredentialsDelayed DiscoveryAuthenticationCredentialsIdentity (basic)MediumActive

CK-12 Foundation

bd_0f0a4c0cbcec52b0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 1, 2020

Filed

Jul 27, 2020

To disclose

8 weeks

Affected

5,017state residents only

Linked

2 filings

Confidence

68%

Full breach record for CK-12 Foundation →2 incidents on file

CK-12 Foundation notified Washington AG of a security incident where unauthorized actors accessed systems starting late Feb 2020. User login credentials (usernames, emails, encrypted passwords) were potentially compromised from a QA database. 5,017 WA residents affected. Notification sent late July 2020.

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Washington clock⏱ WA AG >30d8 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 · 97 days

discovery → filing · 8 weeks / 56 days

Feb 25, 2020

Begins

Jun 1, 2020

Discovered

Jul 27, 2020

Filed

vs. sector median

2 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Oregon State AGbd_7c2408be91456e0a2020-07-27Verified

Name: McDermott Will & Emery LLP
norm: mcdermott will

Name: CK-12 Foundation
norm: ck 12 foundation
Industry: Educationllm

Discovered: Jun 1, 2020
Breach occurred: Feb 25, 2020
Undetected for: 97 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 28, 2020
Affected individuals: 5,017state-resident count only
Data types: AuthenticationCredentialsIdentity (basic)
Data elements: Username + password
WA-stated cause: Cyberattack
WA-stated duration: lifecycle Unknowndexposure Unknownd
WA-stated discovery: Found after the fact
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Office of the Attorney General (Washington)
Initial access: valid_credentials

During the incident: Commenced an investigation, with the assistance of outside forensic experts and law enforcement
Directed users to change their passwords
Prompting users to do so when they try to log into their account
In communication with law enforcement and are continuing to cooperate with their wider investigation
Changes made: Reviewed its security protocols
Taken additional steps to enhance its security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(56 days from discovery to filing)
Compliance flags: WA AG >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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Oregon State AGJul 27 · first

Washington State AGJul 27 · 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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachM10203.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 27, 2020
Raw hash: 702d6196aee92d405aa68045ee72544a0902e0f416251a83cf7455d3f92dcfde

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMcDermott Will & Emery LLP

Victim entityCK-12 Foundation

Incidentdiscovered Jun 1, 2020

Stated responseCommenced an investigation, with the assistance of outside forensic experts and law enforcement

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com