
CodeStepByStep
November 1, 2025
146 days ago
103.5K
Confirmed
Unknown
Technology
CodeStepByStep, an online coding practice platform, suffered a data breach in November 2025 in which 17k user records were exposed and published online, followed by the release of an additional dataset the next month that increased the total exposure to 103k records. The compromised data included names, usernames, and email addresses.
Exposed Data