Search results

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

Research paper on finding and organizing scholarly databases within the academic invisible web.

Research paper on integrating data from web databases that are not directly indexed by search engines.

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

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

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

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

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.

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

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

National Academies chapter explaining deep-web content, discovery limits and information retrieval.

Official Tor service distributing bridge relay addresses to users facing network blocking.

National Transportation Library record for research on discovering and cataloging hidden-web resources.

Open-source research crawler for collecting links and metadata from reachable onion pages.

Tor add-on that helps onion-service operators reduce guard-discovery and related attacks.