For more information on ransomware, check out a few of the links below:https://web.archive.org/web/20150802013442/http://blog.fortinet.com/post/encryptor-raas-yet-another-new-ransomware-as-a-service-on-the-blockhttps://arstechnica.com/tech-poli
For more reading material on the subject, check out the links below.https://www.cracked.com/personal-experiences-1760-5-things-i-learned-infiltrating-deep-web-child-molesters.htmlhttps://www.wired.com/2014/12/80-percent-dark-web-visits-relate-p