Pennsylvania State Education Association

Disclosed Mar 17, 2025517,487 affectedConfirmed

Teachers union PSEA says July 2024 hack exposed 517,000 members

PSEA sent notification letters to 517,487 people saying a security incident on or about July 6, 2024 let attackers steal data including Social Security numbers, passport numbers, medical and financial information.

What is known

People affected	517,487 (as reported by the organization)
Disclosed	Mar 17, 2025
Discovered	Aug 6, 2024
Happened	Feb 18, 2025
Attack	Hacking
Data exposed	NamesGovernment IDsHealthInsuranceCredentials and tokensSocial Security numbersFinancialPayment cards
Sector	Nonprofit · US
Status	Confirmed

Sources

Official noticeatg.wa.gov

Washington Attorney General breach notice: Pennsylvania State Education Association

Official noticeattorneygeneral.delaware.gov

Notice letter filed with the Delaware DOJ: Pennsylvania State Education Association

Newstechcrunch.com

US teachers' union says hackers stole sensitive personal data on over 500,000 members

Newsbleepingcomputer.com

Pennsylvania education union data breach hit 500,000 people

Official noticeago.vermont.gov

Vermont Attorney General: 2025-03-19 Pennsylvania State Education Association Data Breach Notice to Consumers

Official noticein.gov

Indiana Attorney General 2025 data breach report: Pennsylvania State Education Association

Notices filed

Residents of INMar 17, 2025

Indiana AG90 people

Residents of WAMar 18, 2025

Washington AG795 people

Residents of DEMar 18, 2025

Delaware DOJ1,667 people

TotalMar 18, 2025

Research517,487 people

Residents of VTMar 19, 2025

Vermont AGCount not stated

History of this record

disclosed2026-09-25

2025-03-18 to 2025-03-17by backfillSource

source2026-09-25

empty to https://ago.vermont.gov/document/2025-03-19-pennsylvania-state-education-association-data-breach-notice-consumersby backfillSource

sector2026-09-25

education to nonprofitby seedSource

attack2026-09-25

ransomware to hackingby seedSource

data_types2026-09-25

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

summary2026-09-25

empty to PSEA sent notification letters to 517,487 people saying a security incident on or about July 6, 2024 let attackers steal data including Social Security numbers, passport numbers, medical and financial information.by seedSource

title2026-09-25

empty to Teachers union PSEA says July 2024 hack exposed 517,000 membersby seedSource

data_types2026-09-25

[] to ["names","government-id","health","insurance","credentials"]by backfillSource

records_basis2026-09-25

empty to organizationby backfillSource

records2026-09-25

empty to 517487by backfillSource

Added2026-09-25

First recordedby backfillSource

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

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