LeakData.io
Find leaked credentials before attackers do.
Stats
- Domain Rating
- 11
About
LeakData.io is a breach and dark-web monitoring platform that helps individuals and organizations detect exposed emails, domains, usernames, and credentials. It provides continuous monitoring, alerts, risk reports, a REST API, signed webhooks, SIEM/SOAR integrations, and privacy-preserving k-anonymity password checks across more than 15 billion records and over 1,300 datasets.
Screenshots

Features
Continuous Monitoring
Monitor authorized email addresses, domains, usernames, and credentials for newly indexed exposure.
Exposure Alerts
Receive notifications when a monitored asset appears in relevant breach data.
Risk Reports
Review organized findings and remediation context for exposed accounts and credentials.
REST API
Connect breach intelligence to internal applications, dashboards, and asset workflows.
Signed Webhooks
Verify webhook delivery signatures before triggering tickets or security automation.
SIEM/SOAR Integrations
Send supported security events into SIEM, SOAR, and response workflows.
FAQ
- What is LeakData.io?
- LeakData.io is a breach and dark-web monitoring platform that helps individuals and organizations detect exposed emails, domains, usernames, and credentials before attackers can exploit them.
- What can I monitor?
- Authorized users can search and monitor email addresses, domains, usernames, credentials, and supported digital identity assets. Coverage currently spans more than 15 billion records across over 1,300 datasets.
- How does password checking protect privacy?
- Password checks use a k-anonymity model: only a hash prefix is sent for comparison, rather than the complete password or complete hash.
- Can security teams integrate LeakData.io?
- Yes. Supported plans provide REST API access, signed webhooks, and integration paths for SIEM and SOAR workflows.
- Is there a free plan?
- Yes. LeakData.io offers a continuing free plan for core checks, with paid plans available for broader monitoring, limits, and organization features.