TechCrunch has heard from PowerSchool customers that the scale of the data breach could be “massive.” But PowerSchool has repeatedly declined to say how many schools and individuals are affected, despite telling TechCrunch that it had “identified the schools and districts whose data was involved in this incident.”

Hackers used compromised credentials to access PowerSchool’s PowerSource portal months before the December 2024 data breach.

PowerSchool has published a long-awaited CrowdStrike investigation into its massive December 2024 data breach, which determined that the company was previously hacked over 4 months earlier, in August,

The St. Croix Falls, Wisconsin, school district filed a federal lawsuit against education software behemoth PowerSchool Tuesday, kicking into motion a national campaign to hold the company accountable for what cybersecurity experts predict is among the largest student data breaches in history.

School officials have provided an update after a PowerSchool software breach that impacted families across the country back in December.

A handful of major data breaches that occurred in 2024 have already come to light in the last few months. The latest breach affected DISA, a major employment screening and background check service, and compromised information from more than 3.