
PowerSchool Data Breach Exposes Millions of Student and Teacher Records
PowerSchool, a major K-12 educational technology company, suffered a data breach affecting schools across the U.S. and Canada. Threat actors accessed PowerSchool's support platform using compromised credentials, potentially exposing the names, addresses, Social Security numbers, medical information, and grades of approximately 62.4 million students and 9.5 million teachers. While PowerSchool notified school districts on January 7, 2025, reports detailing the extent and implications of the breach were widely published on January 12 and 13, 2025.
Signal context
First seen: Jan 12, 2025
Last updated: Jul 1, 2026
Status: Public signal
Key points
- PowerSchool, an education technology company, experienced a data breach.
- The breach affected approximately 62.4 million students and 9.5 million teachers across the U.S. and Canada.
- Compromised data included names, addresses, Social Security numbers, medical information, and grades.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Information
Likely country: 🇨🇦 Canada
inferred from source domains
Watch internet-facing systems, credential abuse and exploit activity.
- Source type: outside the affected organization
Impact area: Confidentiality
Likely asset: User or customer data
- 23 signals in the same sector
- 86 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
South Carolina Education Department Gives Update On Cyberattack - FITSNewshttps://www.fitsnews.com/2025/01/31/south-carolina-education-department-gives-update-on-cyberattack/Public source from fitsnews.com.
January 2025: Recent Cyber Attacks, Data Breaches, Ransomware Attackshttps://www.cm-alliance.com/cybersecurity-blog/january-2025-recent-cyber-attacks-data-breaches-ransomware-attacksPublic source from cm-alliance.com.
The total scope of PowerSchool data breach is still unclear as impacted individuals are contactedhttps://www.wfae.org/education/2025-01-27/the-total-scope-of-powerschool-data-breach-is-still-unclear-as-impacted-individuals-are-contactedPublic source from wfae.org.
Scam of the day – January 27, 2025 – PowerSchool Data Breach Update | Scamicidehttps://www.scamicide.com/2025/01/26/scam-of-the-day-january-27-2025-powerschool-data-breach-update/Public source from scamicide.com.
January 2025 Data Breach Round Up - Findings.cohttps://findings.co/blog/january-2025-data-breach-round-upPublic source from findings.co.
Massive Data Breach at PowerSchool: Over 70 Million Students and Teachers Impacted – Jacobson CPSC - About UCalgary WordPresshttps://jacobsoncpsc.ucalgary.ca/2025/01/24/massive-data-breach-at-powerschool-over-70-million-students-and-teachers-impacted/Public source from jacobsoncpsc.ucalgary.ca.
Top Data Breaches in 2025 [Month-wise] - Strobes Securityhttps://strobes.co/blog/top-data-breaches-in-2025-month-wise/Public source from strobes.co.
Top data breaches of 2025 and lessons learned for the future - Computer Solutionshttps://www.comsoltx.com/it-resources/blogs/top-data-breaches-of-2025-and-lessons-learned-for-the-future/Public source from comsoltx.com.
Park City School District not impacted by PowerSchool cyberattack - KPCWhttps://www.kpcw.org/park-city-school-district/2025-01-14/park-city-school-district-not-impacted-by-powerschool-cyberattackPublic source from kpcw.org.
Westport Public Schools unaffected by PowerSchool data leak - Inklings Newshttps://www.inklingsnews.com/news/2025/01/14/westport-public-schools-unaffected-by-powerschool-data-leak/Public source from inklingsnews.com.
Top Data Breaches in 2025 [Month-wise] - Strobes Securityhttps://strobes.security/blog/top-data-breaches-in-2025/Public source from strobes.security.
Related signals
Grouped by why the signal is relevant.
JCOM Co., Ltd. Affected by KDDI Corporation Data Breach
JCOM Co., Ltd., a Japanese internet service provider, was impacted by a data breach originating from an email system provided by KDDI Corporation. Threat actors gained unauthorized access to this shared system by exploiting a vulnerability in third-party software. This led to the potential exposure of up to 14.2 million email addresses and passwords across all affected ISPs. JCOM customers' email addresses and passwords may have been compromised.
KDDI Web Communications Customer Data Affected by KDDI Email System Breach
KDDI Web Communications, a subsidiary of KDDI, was impacted by the data breach in KDDI Corporation's email system, disclosed on June 28, 2026. The incident, caused by a third-party software vulnerability, led to the potential exposure of up to 14.2 million email addresses and passwords belonging to customers across six Japanese ISPs, including KDDI Web Communications.
STNet, Inc. Affected by KDDI Corporation Data Breach
STNet, Inc., a Japanese internet service provider, was impacted by a data breach originating from an email system provided by KDDI Corporation. Threat actors gained unauthorized access to this shared system by exploiting a vulnerability in third-party software. This led to the potential exposure of up to 14.2 million email addresses and passwords across all affected ISPs. STNet customers' email addresses and passwords may have been compromised.
Chubu Telecommunications C., Inc. Affected by KDDI Corporation Data Breach
Chubu Telecommunications C., Inc., a Japanese internet service provider, was impacted by a data breach originating from an email system provided by KDDI Corporation. Threat actors gained unauthorized access to this shared system by exploiting a vulnerability in third-party software. This led to the potential exposure of up to 14.2 million email addresses and passwords across all affected ISPs. Chubu Telecommunications customers' email addresses and passwords may have been compromised.
BIGLOBE Inc. Affected by KDDI Corporation Data Breach
BIGLOBE Inc., a Japanese internet service provider, was impacted by a data breach originating from an email system provided by KDDI Corporation. Threat actors gained unauthorized access to this shared system by exploiting a vulnerability in third-party software. This led to the potential exposure of up to 14.2 million email addresses and passwords across all affected ISPs. BIGLOBE Inc. customers' email addresses and passwords may have been compromised.
NIFTY Corporation Affected by KDDI Corporation Data Breach
NIFTY Corporation, a Japanese internet service provider, was impacted by a data breach originating from an email system provided by KDDI Corporation. Threat actors gained unauthorized access to this shared system by exploiting a vulnerability in third-party software. This led to the potential exposure of up to 14.2 million email addresses and passwords across all affected ISPs. NIFTY Corporation customers' email addresses and passwords may have been compromised.
