Mastery Charter High School Data Breach: Important Information We’re Investigating

In September 2024, a significant data breach occurred at Mastery Charter High School, impacting a total of 37,031 individuals. This breach, caused by an external hacking incident, has raised serious concerns about data security and the protection of sensitive information. It is crucial for those affected to understand their rights and options moving forward.

About Mastery Charter High School

Mastery Charter High School is an educational institution located at 5700 Wayne Avenue, Philadelphia, PA 19144. Known for its commitment to providing quality education, the school serves a diverse student population and aims to foster a supportive learning environment. Unfortunately, the recent breach has highlighted vulnerabilities in their data security protocols.

What Happened

The breach occurred on September 14, 2025, and was discovered just one day later, on September 15, 2024. Upon investigation, it was determined that the breach was due to an external hacking incident, compromising the personal information of thousands of individuals.

Written notifications were sent to affected parties on June 6, 2025, detailing the nature of the breach and the steps being taken to address it. In light of the breach, Mastery Charter High School has offered identity theft protection services through Experian IdentityWorks for a duration of 12 months. These services include daily credit monitoring and full-service identity restoration support, ensuring that affected individuals can take proactive steps to protect their identities.

Next Steps

If you believe you may have been affected by this data breach, it is essential to take action. We encourage you to reach out to us at Srourian Law Firm (SLFLA) to discuss your options and understand your rights. Our experienced legal team is here to assist you in navigating the complexities of data breaches and identity theft protection.

Contact us today to schedule a consultation and learn more about how we can help you safeguard your personal information and explore potential legal remedies.