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Latest / California / March 2021

Capital One

Capital One notified California AG on Mar 26, 2021 of a data breach, which occurred on Mar 23, 2019.

Organization
Capital One
Source
California AG · source record
Date reported
Mar 26, 2021
Date(s) of breach
Friday, March 22, 2019Saturday, March 23, 2019
Residents affected
Not published by this source
Data exposed
Not stated in the source listing
Notice letter
Sample notice (PDF)
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.

Other filings by Capital One

OrganizationSourceStateReportedResidents affectedData exposed
Capital One California AG CA Sep 11, 2019 Not published In the letter (PDF)
Capital One California AG CA Aug 12, 2019 Not published Social Security numberDate of birthTax ID / EIN / ITINName
Capital One California AG CA Aug 9, 2018 Not published Social Security numberFinancial / bank accountDate of birthPhone number+2
Capital One California AG CA Feb 6, 2017 Not published Financial / bank accountUsernames / passwordsPostal addressName
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 data types and the letter. Start a 14-day free trial.

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