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Confirmed11 filings · 9 statesUnverified claimConfirmedEnforcedcl0phigh sensitivity

Merged incident · 11 filings

Nuance Communications, Inc — May 2023 breach

Clustered 11 filings across 10 jurisdictions · filing window Jan 1, 2023 → Sep 19, 2023. View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

11 filings

States

Affected · reported

1,225,054

First → last filing

Jan 1, 2023 → Sep 19, 2023

Merge confidence

100%

incident inc_a4d5887cab7a4863 · merged by human · confidence 100%

Part of the Progress Software Corporation supply-chain incident (2023) — at least 97 organizations filed notifications naming this third party.

Confirmed breach. Merged as one breach: 10 regulatory filings and 1 unverified claim. The filings describe hacking. Intrusion May 28, 2023–May 29, 2023, discovered May 28, 2023. 1,225,054 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), Health (basic), and 2 more. Notifications rolled out on a 261-day schedule across 10 filings beginning Jan 1, 2023. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Discovery variance

43days

Range of discovered_at dates across filings

Leak precedence

Noneclaim trailed by 166d

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

261days

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 >180dCalifornia✗ CA 60-day late · 62dOregon✗ OR AG >45dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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