Data Breaches 2025: Biggest Cybersecurity Incidents So Far (U.S.)

Data Breaches From December 2025

Petco Breach Exposes Sensitive Customer Data

University of Phoenix: 3.5M Individuals Impacted

Inotiv Pharma Firm Suffers Ransomware Breach

SoundCloud Member Data Breach

SitusAMC Data Breach

Data Breaches From November 2025

University of Pennsylvania Data Breaches: Two Hits in November

Nikkei Data Breach: Slack App Hack

CBO Cybersecurity Incident

Washington Post Employee Data Breach

SitusAMC Data Breach

DoorDash Data Breach