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PO

Polish Credentials

High

A May 2023 breach impacted 1.2M Polish emails and passwords from malware-sourced data.

Records exposed
1,204,870 records
Breach date
Breach May 29, 2023
Last update
Updated May 30, 2023

What data was exposed?

Fields reported as compromised in this breach record.

Email addressesPasswords

Why does this breach matter?

In-depth analysis of the breach and its implications.

In May 2023, a data breach involving a credential stuffing list impacted approximately 1.2 million unique Polish email addresses. The list, shared on a local forum, included email addresses, plaintext passwords, and associated websites. Evidence suggests the data originated from malware installed on victims' devices, capturing login credentials during usage.

Impact Analysis

Understanding the scope and consequences of this breach.

User Impact
Compromised accounts due to password exposure.
Business Impact
Brands associated with these credentials faced reputational risks.
Affected Sectors
  • Online Services
  • E-Commerce
Geographic Impact
  • Poland

What You Should Do

Recommended actions to take in response to this breach.

If You Were Affected

  • Change passwords for affected accounts immediately.
  • Utilize two-factor authentication for added security.

Preventive Measures

  • Use secure and frequently updated antivirus software.
  • Ensure passwords are unique for each service.

Frequently Asked Questions

Common questions about this breach and what it means for you.

Credential stuffing involves using stolen login credentials across multiple sites, gambling on reuse by users.