American Bank Systems — October 2020 breach

Clustered 4 filings across 3 jurisdictions · filing window Dec 4, 2020 → Jan 21, 2021. View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

4 filings

States

Affected · reported

45,402

First → last filing

Dec 4, 2020 → Jan 21, 2021

Merge confidence

100%

incident inc_92e03cb734944d53 · merged by human · confidence 100%

Confirmed breach. Merged as one breach: 4 regulatory filings. Intrusion Oct 22, 2020, discovered Oct 22, 2020 — the first regulatory filing landed 43 days later. 45,402 individuals reported across the linked filings. Data reported: Government ID, PII, Identity (basic), and 2 more. Notifications rolled out on a 48-day schedule across 4 filings beginning Dec 4, 2020. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

43days

Discovered → first regulatory filing

Discovery variance

25days

Range of discovered_at dates across filings

Filing span

48days

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 clocksMaine⏱ ME AG >30d · 66dMassachusetts✓ MA credit monitoring dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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