Search results

Public breach-awareness service for checking whether an email address appears in known data breaches.

Research study on identifying and understanding search interfaces that expose hidden-web databases.

Exposure checker for seeing whether a password or email appears in known breach data.

Open-source tracker monitoring ransomware leak sites and publishing structured status data.

University guide to finding databases and information that ordinary search engines do not index.

Reporting archive on dark-web crime, underground forums, data leaks and law-enforcement actions.

Research archive containing dark-web authorship verification datasets and baseline models.

Federated search portal querying science databases and repositories across many countries.

Checker for seeing whether an email appears in the historical Ashley Madison breach dataset.

News archive covering dark-web leaks, criminal forums, takedowns and ransomware activity.

Searchable timeline of publicly reported breaches with affected organizations, dates and data types.

Public-interest archive preserving leaked and released datasets for journalism and historical research.

Research service publishing structured ransomware and cybercrime ecosystem tracking data.

Explains how metadata and structured access affect discovery of database-backed and deep-web content.

Identity Theft Resource Center database documenting publicly reported US data compromises.

Analyst reporting on cybercrime marketplaces, underground actors, ransomware and stolen-data trends.

Leak-awareness search page for checking whether identifiers appear in exposed datasets.

CUNY research paper examining automated collection and analysis of dark-web forum data.

Mozilla service that checks email addresses against known breaches and explains protective steps.

Guide to search tools and databases that surface information outside conventional web indexes.

ERIC record for a guide to finding specialized databases and other web content missed by search engines.

Explains federated searching across government science databases often described as the deep web.