Teachers' Retirement System of the City of New York — May 2023 breach

Clustered 7 filings across 7 jurisdictions · filing window Jul 18, 2023 → Jul 25, 2023. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

7 filings

States

Affected · reported

93,298

First → last filing

Jul 18, 2023 → Jul 25, 2023

Merge confidence

100%

incident inc_bea148f5b3da4048 · merged by deterministic · confidence 100%

Part of the Pension Benefit Information, LLC supply-chain incident (2023) — at least 28 organizations filed notifications naming this third party.

Confirmed breach. Merged as one breach: 7 regulatory filings. The filings describe hacking. Intrusion May 29, 2023–May 30, 2023, discovered Jun 6, 2023 — the first regulatory filing landed 42 days later. 93,298 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), and Employment. Notifications rolled out on a 7-day schedule across 7 filings beginning Jul 18, 2023. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

42days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Filing span

7days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksVermont⏱ VT AG >14 bdayMaine⏱ ME AG >30d · 48dMassachusetts✓ MA credit monitoring dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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