Capital One

Capital One notified California AG on Aug 9, 2018 of a data breach, which occurred on Jan 27, 2017. Data exposed: Social Security number, Financial / bank account, Date of birth, Phone number, Postal address, Name.

Organization: Capital One
Source: California AG · source record
Date reported: Aug 9, 2018
Date(s) of breach: Friday, January 27, 2017
Residents affected: Not published by this source
Data exposed: Social Security number Financial / bank account Date of birth Phone number Postal address Name
Notice letter: Sample notice (PDF)
First seen by BreachTally: 2026-10-30 16:14 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

Organization	Source	State	Reported	Residents affected	Data exposed
Capital One	California AG	CA	Mar 26, 2021	Not published	In the letter (PDF)
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	Feb 6, 2017	Not published	Financial / bank accountUsernames / passwordsPostal addressName

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