Data breach
CodeStepByStepcodestepbystep.com
103 077 accounts exposed in a breach dated 2025-11-15.
Breached2025-11-15Added to HIBP2025-11-23 UTCUpdated by HIBP2025-12-02 UTCAccounts103 077Domaincodestepbystep.com
Verified
What happened in Have I Been Pwned’s words
In November 2025, the online coding practice tool CodeStepByStep suffered a data breach that exposed 17k records which were subsequently published online. The following month, a further corpus of data was released bringing the total to 103k. The impacted data included names, usernames and email addresses.
Exposed data as HIBP classifies it
- Email addresses
- Names
- Usernames
How HIBP qualifies it
- HIBP verified that the data came from this service.
Source: Have I Been Pwned (CC BY 4.0)
Copied from HIBP 2026-11-05 03:50 UTC