DisclosureLens
HackingTechnologyProfessional ServicesInformationCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

Underwriters Laboratories Inc and UL Inc.

bd_7a538b20e4284cb1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 13, 2021

Filed

May 26, 2021

To disclose

15 weeks

Affected

Not disclosed

Linked

4 filings

Confidence

65%
Full breach record for Underwriters Laboratories Inc and UL Inc.

Underwriters Laboratories Inc. and UL Inc. experienced a cybersecurity incident involving unauthorized access to personal information, including names, Social Security numbers, and dates of birth. The breach occurred between October 17, 2020, and February 13, 2021, when unusual activity was detected. The company shut down systems, engaged cybersecurity experts, notified law enforcement, and reset credentials. Affected individuals were offered two years of credit monitoring.

Incident timeline

undetected · 119 days
discovery → filing · 15 weeks / 102 days

Oct 17, 2020

Begins

Feb 13, 2021

Discovered

May 26, 2021

Filed

vs. sector median

4 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 4 states

View merged incident ↗
Massachusetts State AGMar 22 · first
California State AG+65d · this page

Pattern: first filing Mar 22 (MA), last May 26 (CA) — a 65-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.