Search results

Official guides for understanding, deploying and maintaining Tor onion services.

Search engine for finding indexed Tor onion services, with abuse filtering and public documentation.

Tor Project documentation portal for onion-service applications, standards and operator tools.

Load-balancing system for resilient Tor onion services, documented by the Tor onion-services team.

Research study examining the structure and technical characteristics of dark-web content and services.

Research paper describing large-scale crawling and analysis methods for onion services.

Historical visualization and research record mapping a sample of linked Tor onion services.

Open-source utility for gathering public metadata about onion services during authorized research.

Longitudinal study measuring unique Tor onion services while accounting for mirrors and topology bias.

Question-and-answer archive covering Tor configuration, relays, onion services and research.

Tor measurement project collecting performance data for public relays, bridges and onion services.

Official service-status page for Tor Project websites, bridges, directories and network services.

Research service publishing structured ransomware and cybercrime ecosystem tracking data.

Research paper evaluating abuse observed through a controlled honeypot hosted as a Tor onion service.

Europol assessment of online organized crime, including criminal services and dark-web developments.

Study of whether website fingerprinting can distinguish and identify Tor onion-service traffic.

Open-source scanner for auditing onion-service metadata and operational security.

Tor Project hub for technical reports, open research questions, datasets and research safety guidance.

Aftenposten AS instructions for submitting documents securely through its verified SecureDrop service.

Aftonbladet instructions for submitting documents securely through its verified SecureDrop service.

Bloomberg Industry Group instructions for submitting documents securely through its verified SecureDrop service.

Bloomberg News instructions for submitting documents securely through its verified SecureDrop service.

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

CBC instructions for submitting documents securely through its verified SecureDrop service.