Exposure checker for seeing whether a password or email appears in known breach data.
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Leak-awareness search page for checking whether identifiers appear in exposed datasets.
Research articles on dark-web monitoring, exposed data, cybercrime groups and external threats.
Checker for seeing whether an email appears in the historical Ashley Madison breach dataset.
Searchable timeline of publicly reported breaches with affected organizations, dates and data types.
Checker for seeing whether a phone number or profile appears in Facebook-related breach data.
Public breach-awareness service for checking whether an email address appears in known data breaches.
Mozilla service that checks email addresses against known breaches and explains protective steps.
Dark-web intelligence company publishing monitoring, ransomware and underground-ecosystem analysis.
CUNY research paper examining automated collection and analysis of dark-web forum data.
Open-source ransomware monitoring project indexing group posts for defensive research.
Open-source tracker monitoring ransomware leak sites and publishing structured status data.