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Leak SiteState AGConfirmed5 filings · 2 statesLifecycle stage 2 of 3: ConfirmedUnverified claimConfirmedEnforcedlockbit_3high sensitivity
Merged incident · 5 filings

THE WALKER SCHOOL, INC. — October 2023 breach

Clustered 5 filings across 3 jurisdictions · filing window Oct 25, 2023 → Dec 1, 2023. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

5 filings

States

2

Affected · reported

1,493

First → last filing

Oct 25, 2023 → Dec 1, 2023

Merge confidence

100%

incident inc_2d66cccf109f47c5 · merged by human · confidence 100%

Confirmed breach. Merged as one breach: 3 regulatory filings and 2 unverified claims. The filings describe unauthorized access. Intrusion Oct 4, 2023, discovered Nov 7, 2023 — the first regulatory filing landed 22 days later. 1,493 individuals reported across the linked filings. Data reported: Government ID and Identity (basic). Notifications rolled out on a 37-day schedule across 3 filings beginning Oct 25, 2023. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental
Notification delay
22days

Discovered → first regulatory filing

Discovery variance
0days

Range of discovered_at dates across filings

Leak precedence
35days before filing

Days between the first leak-site claim and the first regulatory filing. Positive = the claim came first (public exposure before disclosure). Negative = the claim trailed the filing, so there was no pre-disclosure leak. Counts regulatory filings only — press coverage is not a regulatory disclosure.

Filing span
37days

Time between earliest and latest filing

Not recorded for this incident

Materiality delta · SEC filing delay — no SEC 8-K in this cluster.

Regulatory clocksLeak gap⏱ Leak >30dFull clock table in Litigation Timeline

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The Walker School, Inc. data breach (2023) · DisclosureLens