Underwriters Laboratories Inc and UL Inc.
bd_7a538b20e4284cb1 · schema v1 · pii pii-v1
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.
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Incident timeline
Oct 17, 2020
Begins
Feb 13, 2021
Discovered
May 26, 2021
Filed
vs. sector median
4 wks faster
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- Maine State AGbd_e778abd556f6a6a92021-05-26Verified
- Indiana State AGbd_4b6de57c21ec38042021-03-23 · +64dVerified
- Massachusetts State AGbd_544afe42826e42752021-03-22 · +65dCandidate
Filing propagation · 4 filings · 4 states
View merged incident ↗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
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.