DisclosureLens
MalwareManufacturingManufacturingRansomwareData EncryptedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)EmploymentMediumContained

THYSSENKRUPP MATERIALS, LLC

bd_1a8b79f8b3799ed0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 28, 2020

Filed

Jan 27, 2021

To disclose

4 weeks

Affected

2state residents only

Linked

9 filings

Confidence

66%
Full breach record for THYSSENKRUPP MATERIALS, LLC3 incidents on file

thyssenkrupp Materials group of companies in the United States and Canada experienced a ransomware attack on December 28, 2020, encrypting servers and workstations containing HR information for current and former employees. Affected data included names, addresses, SSNs, birthdates, direct deposit info, payroll info, and health information. Approximately 2 New Hampshire residents were notified. The company isolated the attack, secured its IT environment, and offered 24 months of credit monitoring.

Incident timeline

discovery → filing · 4 weeks / 30 days

Dec 28, 2020

Begins

Dec 28, 2020

Discovered

Jan 27, 2021

Filed

vs. sector median

6 wks faster

This filing is one of 9 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

Show 4 more filingsup to 26d gap

Filing propagation · 9 filings · 7 states

View merged incident ↗

Pattern: first filing Jan 1 (IL), last Jan 27 (NH) — a 26-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.