arxiv.org
Measurement study mapping the I2P anonymity network and analyzing its observable structure.
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gitlab.torproject.org
Tor measurement project collecting performance data for public relays, bridges and onion services.
ooni.org
Network test that checks whether Tor access appears blocked and contributes measurement data.
consensus-health.torproject.org
Tor network-health dashboard showing directory consensus, votes, signatures and relay measurements.
arxiv.org
Research paper describing large-scale crawling and analysis methods for onion services.
arxiv.org
Longitudinal study measuring unique Tor onion services while accounting for mirrors and topology bias.
arxiv.org
Research paper evaluating abuse observed through a controlled honeypot hosted as a Tor onion service.
arxiv.org
Public-health research measuring harmful-content availability and searches on the Tor network.
metrics.torproject.org
Official interface for exploring public Tor relay and bridge metadata from Onionoo.
idtheftcenter.org
Identity Theft Resource Center database documenting publicly reported US data compromises.
rand.org
RAND study of illicit online markets and the operational lessons they present for public policy.
sizeof.cat
Research article cataloging ransomware leak sites and explaining how their status is tracked.