California Cryobank

Disclosed Mar 14, 202511,246 affectedConfirmed

Largest US sperm bank warns customers of April 2024 data breach

California Cryobank said an unauthorized party accessed its IT environment between April 20 and 22, 2024 and may have taken customer names, bank details, SSNs, driver's license numbers, card numbers and health insurance data.

What is known

People affected	11,246 (as reported by the organization)
Disclosed	Mar 14, 2025
Discovered	Apr 21, 2024
Happened	Apr 20, 2024
Attack	Hacking
Data exposed	NamesFinancialSocial Security numbersGovernment IDsPayment cardsInsurance
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeoag.ca.gov

California Attorney General breach notice: California Cryobank

Newsbleepingcomputer.com

Sperm donation giant California Cryobank warns of a data breach

Official noticeago.vermont.gov

Vermont Attorney General: 2025-03-14 California Cryobank Data Breach Notice to Consumers

Official noticein.gov

Indiana Attorney General 2025 data breach report: California Cryobank

Notices filed

Residents of CAMar 14, 2025

California AGCount not stated

Residents of VTMar 14, 2025

Vermont AGCount not stated

Residents of INMar 14, 2025

Indiana AG36 people

TotalMar 18, 2025

ResearchCount not stated

History of this record

records_basis2026-09-25

empty to organizationby backfillSource

records2026-09-25

empty to 11246by backfillSource

source2026-09-25

empty to https://ago.vermont.gov/document/2025-03-14-california-cryobank-data-breach-notice-consumersby backfillSource

sector2026-09-25

other to healthby seedSource

attack2026-09-25

unknown to hackingby seedSource

data_types2026-09-25

[] to ["names","financial","ssn","government-id","payment-card","insurance"]by seedSource

discovered2026-09-25

empty to 2024-04-21by seedSource

summary2026-09-25

empty to California Cryobank said an unauthorized party accessed its IT environment between April 20 and 22, 2024 and may have taken customer names, bank details, SSNs, driver's license numbers, card numbers and health insurance data.by seedSource

title2026-09-25

empty to Largest US sperm bank warns customers of April 2024 data breachby seedSource

Added2026-09-25

First recordedby backfillSource

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

Everything about California Cryobank