MODERATE SEVERITY

CodeStepByStep Data Breach

Verified by ObscureIQ Intelligence

5.0Severity
103KRecords
3Data Fields
2025Year

Impact & Downstream Threats

This breach carries moderate risk due to the nature of exposed data fields and the scale of affected records.

Primary downstream threats:
  • Targeted phishing campaigns using exposed email addresses

Breach Intelligence

EntityCodeStepByStep
OrganizationPrivate Company • USA
Breach DateNovember 2025
DisclosureNovember 2025
Records Exposed~103K
Attack VectorMisconfiguration
SourceHave I Been Pwned / ObscureIQ intelligence
StatusConfirmed

Executive Summary

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.

About CodeStepByStep

Online programming practice and teaching platform.

Private CompanyUSAcodestepbystep.com

Data Points Exposed

Verified fields in the released dataset:
Email addresses
Full names
Usernames

Dark Web Verification

Status: Confirmed

  • Dataset containing approximately 103K records identified in breach intelligence sources.
  • The data is indexed and searchable across breach notification platforms.

Recommended Actions

⚠️ Do not assume this is low sensitivity.

Expect Targeted Phishing
Watch for emails referencing this breach. Verify communications through official channels.
Secure Email & Enable MFA
Email compromise is often the first pivot point. Enable multi-factor authentication.
Monitor Financial Accounts
Watch for unauthorized credit applications and suspicious activity.
Check Your Exposure
ObscureIQ clients: this breach is indexed in your profile.
Non-clients may request a breach impact review.

Frequently Asked Questions

What happened in the CodeStepByStep data breach?

In November 2025, CodeStepByStep experienced a data breach that exposed approximately 103K records containing personal information.

What data was exposed?

The exposed data includes fields such as email address, full name, username.

How many records were affected?

Approximately 103K records were affected based on current breach intelligence.

Protect Yourself

Check If You’re Affected

Enter your email to check if your data appears in this breach.

Get Free Breach Alerts

Be the first to know when new breaches are disclosed.

High-Risk? Get an Exposure Audit

Full-spectrum exposure audits for executives and public figures.

Request Consultation

ObscureIQ Advisory

We combine proprietary dark web access with commercial and restricted breach intelligence to verify exposure and assess real-world risk.

If you are:
  • A public-facing individual
  • A high-profile executive
  • A customer of CodeStepByStep
  • Or concerned about credential reuse
Services
AuditsWipesThreat MonitoringTraining

Classification Tags

MisconfigurationEmail

Powered by the ObscureIQ Breach Intelligence Database

© 2026 ObscureIQ · All Rights Reserved · Data Licensing

Latest from ObscureIQ

Credit

What Is Credit Monitoring? And Do I Want It? (Answer: Not Really)

July 14, 2025
Every time there’s a major data breach, companies scramble to offer “free” credit monitoring. It sounds like a responsible move.…
breach economycredit freezecredit scoreequifaxexperian
Credible Threats

Lock Down Browsers. Wipe Employee Footprints. Win Breach Wars.

September 2, 2025
Lock Down Browsers. Wipe Employee Footprints. Win Breach Wars. Over 80% of security incidents now start in the browser. Chrome.…
brave browserbreachesbrowser exploitbrowserschrome
Analysis

Sextortion Spam

May 10, 2025
Sextortion scams aren’t new, but they remain one of the most effective forms of cyber-enabled fraud. These scams don’t rely…
bitcoindeadlinefeargoogle maps apiransom