ULTRA CLEAN HOLDINGS, INC.
bd_e5a5b45aee7556d3 · schema v1 · pii pii-v1
Full breach record for ULTRA CLEAN HOLDINGS, INC. →2 incidents on fileUltra Clean Holdings, Inc. reported a phishing incident to the New Hampshire Attorney General on December 21, 2020. The breach occurred August 3-4, 2020, and was discovered August 5, 2020. One NH resident's name and SSN were compromised. The attacker, described as a sophisticated criminal enterprise seeking extortion, exfiltrated data. The company provided two years of credit monitoring.
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Incident timeline
Aug 3, 2020
Begins
Aug 5, 2020
Discovered
Dec 21, 2020
Filed
vs. sector median
+1 wks slower
Linked disclosures
Why this link?Regulatory filings (6) · sorted by filing gap
- California State AGbd_c786788ea36385512020-12-23 · +2dVerified
- Maine State AGbd_5db3f2dc02d3ea4d2020-12-17 · +4dVerified
- Oregon State AGbd_10838ceb3c5347372020-11-10 · +41dVerified
- Indiana State AGbd_03edadda5870d6cf2020-11-09 · +42dVerified
Show 2 more filings ↓Show fewer ↑up to 59d gap
- Maine State AGbd_9f16c0167e7bd3582020-10-23 · +59dCandidate
- Montana State AGbd_e8e9dcedfef9c1c52020-10-23 · +59dVerified
Filing propagation · 7 filings · 6 states
View merged incident ↗Pattern: first filing Oct 23 (ME), last Dec 23 (CA) — a 61-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.