Live disclosure tracker · updated continuously

Education Sector Data Breaches

Universities, K-12 districts, and ed-tech vendors hold massive student-record databases that attract identity-theft operations and ransomware groups. Below is every education-sector breach LeakTrace has indexed.

98B+

Records Exposed

9705

Incidents

94+

Countries

+104%

Breach Velocity YoY

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Education Sector Data Breaches (9705 indexed)

high · healthcare · Aug 11, 2026

Cure Dental

Dental practice data breach exposed PII of current and former patients

View incident → Original disclosure Indexed 2 weeks, 1 day ago

critical · education · Aug 11, 2026

Loyalist College Ontario

Student and staff data stolen in ransomware

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K+ officer and government contacts leaked

100K+ officer and government contacts leaked

View incident → Indexed 2 weeks, 1 day ago

high · legal · Aug 11, 2026

Barclay Damon Law Firm

Internal legal data exfiltrated by BusinessDataLeaks

View incident → Indexed 2 weeks, 1 day ago

critical · tech · Aug 11, 2026

Snowflake Platform Breach

165 orgs hit, billions of records stolen

View incident → Indexed 2 weeks, 1 day ago

critical · tech · Aug 11, 2026

Questal IT Services

21M Salesforce PII records stolen by ShinyHunters

View incident → Indexed 2 weeks, 1 day ago

critical · healthcare · Aug 11, 2026

Alcon Pharma

25M Salesforce PII records stolen by ShinyHunters

View incident → Indexed 2 weeks, 1 day ago

high · government · Aug 11, 2026

UK Police PNLD

100K officers and staff contact data leaked

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

Banyumas Regency

2M resident records leaked by threat actor

View incident → Indexed 2 weeks, 1 day ago

critical · education · Aug 11, 2026

Canvas Instructure

275M users compromised across 8,800 institutions

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K+ officer and staff contact records exposed

100K+ officer and staff contact records exposed

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K officer and staff contact records leaked

100K officer and staff contact records leaked

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K+ police officer contact records leaked

100K+ police officer contact records leaked

View incident → Indexed 2 weeks, 1 day ago

medium · other · Aug 11, 2026

Researchers

Researchers warned that hackers are using voice-phishing attacks to pressure company employees under the guise of providing IT help desk services.

View incident → Original disclosure Indexed 2 weeks, 1 day ago

high · legal · Aug 11, 2026

Barclay Damon Law

Legal firm data claimed by BusinessDataLeaks

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

Thousands of civil servants' passwords

Thousands of civil servants' passwords exposed, including White House-linked credentials

View incident → Original disclosure Indexed 2 weeks, 1 day ago

high · finance · Aug 11, 2026

Morguard Corporation Canada

Corporate data exfiltrated by Helix ransomware

View incident → Indexed 2 weeks, 1 day ago

medium · other · Aug 11, 2026

Mozilla

Mozilla announced today that it updated the GPG key used to sign Firefox and Thunderbird releases after it was accidentally exposed on GitHub. [...]

View incident → Original disclosure Indexed 2 weeks, 1 day ago

high · tech · Aug 11, 2026

Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat

Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulnerability — Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense

View incident → Original disclosure Indexed 2 weeks, 1 day ago

high · healthcare · Aug 11, 2026

Abbott Laboratories

Vishing attack compromised employee credentials

View incident → Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K+ police officer contacts exposed

100K+ police officer contacts exposed

View incident → Indexed 2 weeks, 1 day ago

critical · tech · Aug 11, 2026

Yahoo

Largest data breach in history affecting billions of user accounts

View incident → Original disclosure Indexed 2 weeks, 1 day ago

medium · retail · Aug 11, 2026

Many of the recent supply-chain attacks could have been caught earlier if defenders

Many of the recent supply-chain attacks could have been caught earlier if defenders looked closely at the telemetry GitHub already provides, researchers said. At their Black Hat USA 2026 presentation, researchers Yoss

View incident → Original disclosure Indexed 2 weeks, 1 day ago

critical · government · Aug 11, 2026

100K officer and staff records leaked

100K officer and staff records leaked

View incident → Indexed 2 weeks, 1 day ago