OP

Operation Endgame

High

Operation Endgame disrupted multiple botnets, exposing over 16 million records of user credentials.

16,466,858 recordsBreach May 30, 2024Updated May 23, 2025

Exposed data classes

Fields reported as compromised in this breach record.

Email addressesPasswords

Detailed Analysis

In-depth analysis of the breach and its implications.

Operation Endgame refers to a comprehensive operation conducted by international law enforcement agencies in May 2024 targeting botnets responsible for credential theft. This initiative resulted in the seizure of data containing email addresses and passwords, later made available to cybersecurity entities, including HIBP, to notify impacted individuals of their exposure.

Impact Analysis

Understanding the scope and consequences of this breach.

User Impact
Potential unauthorized access to impacted accounts and services.
Business Impact
Enhanced scrutiny of vulnerable systems potentially leading to increased cybersecurity measures.
Affected Sectors
  • General
  • Technology
Geographic Impact
  • Global

What You Should Do

Recommended actions to take in response to this breach.

If You Were Affected

  • Change passwords of implicated accounts immediately.
  • Enable multi-factor authentication where possible.
  • Monitor account activity for signs of misuse.

Preventive Measures

  • Use robust and unique passwords for all accounts.
  • Implement multi-factor authentication.
  • Stay informed about cybersecurity best practices and emerging threats.

Frequently Asked Questions

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

Immediately change your passwords, use strong and unique ones, and enable multi-factor authentication.