1. Jardine, E.: Privacy, censorship, data breaches and internet freedom: the drivers of support and opposition to dark web technologies. New Media Soc. 20(8), 2824 (2018)
2. Finklea, K.M.: Dark web, Congressional Research Service. pp. 1–19 (2017). https://fas.org/sgp/crs/misc/R44101.pdf
3. Çalışkan, E., Minárik, T., Osula, A.M.: Technical and legal overview of the tor anonymity network. NATO Cooperative Cyber Defence Centre of Excellence, Tallinn, Estonia (2015)
4. Soska, K., Christin, N.: Measuring the longitudinal evolution of the online anonymous marketplace ecosystem, 24th USENIX Security Symposium (USENIX Security 15) pp. 33–48 (2015)
5. DiPiero, C.: Deciphering cryptocurrency: shining a light on the deep dark web. U. Ill. L. Rev. p. 1267 (2017)