Latest / California / September 2021

Coinbase, Inc.

Coinbase, Inc. notified California AG on Sep 27, 2021 of a data breach, which occurred on Mar 17, 2021. Data exposed: Email address, Name.

Organization
Coinbase, Inc.
Source
California AG · source record
Date reported
Sep 27, 2021
Date(s) of breach
Wednesday, March 17, 2021
Residents affected
Not published by this source
Data exposed
Email address Name
Notice letter
Sample notice (PDF)
First seen by BreachTally
2026-10-30 16:05 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 Coinbase, Inc.

OrganizationSourceStateReportedResidents affectedData exposed
Coinbase, Inc. California AG CA May 20, 2025 Not published Social Security numberDriver's license / state IDPassport numberFinancial / bank account+7
First seen by BreachTally at 16:05 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.