Latest / California / July 2021

CNA Financial Corporation

CNA Financial Corporation notified California AG on Jul 8, 2021 of a data breach, which occurred on Mar 5, 2021. Data exposed: Social Security number, Name.

All 2 filings by CNA Financial Corporation, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization
CNA Financial Corporation
Source
California AG · source record
Date reported
Jul 8, 2021
Date(s) of breach
Friday, March 5, 2021
Residents affected
Not published by this source
Data exposed
Social Security number Name
Notice letter
Sample notice (PDF)
Discovered
Mar 21, 2021, as stated in the letter
"What Happened On March 21, 2021, CNA discovered that it sustained a sophisticated ransomware attack."
Days to notice
109 days from discovery (Mar 21, 2021) to the California record (Jul 8, 2021). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
First seen by BreachTally
2026-10-30 16:06 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

First seen by BreachTally at 16:06 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Other filings by CNA Financial Corporation

OrganizationSourceStateReportedResidents affectedData exposed
CNA Financial Corporation Oregon DOJ OR Jul 9, 2021 75,349 Not stated

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.