DRUG MARKETS

Silk Road 2 – Silk Road 2 was launched in November 2013, about one month after its predecessor was shut down by the FBI. Data were collected over 20 consecutive days, up until it was shut down in another law enforcement operation in November 2014.

Agora – Agora launched in 2013 and shut down voluntary in August 2015, after notifying its users. Data from Agora were collected on a daily basis from early November 2014 until its final days in 2015.

Evolution – Evolution opened in early 2014 and shut down voluntarily in the spring of 2015, without notifying its users, in a so-called exit-scam. Data from Evolution were collected on a daily basis from early November 2014 until it shut down in March the following year.

DRUG FORUMS

Silk Road 1 Forum – Discussion forum for users of the original cryptomarket, Silk Road (often referred to as Silk Road 1). The market and this forum were shut down by the FBI in October 2013. Html files for this dataset were downloaded from the Dark Net Market archives, 2011-2015 by Gwern Branwen.

Silk Road 2 Forum – Discussion forum for users of the cryptomarket Silk Road 2. The market and this forum were shut down by the FBI in November 2014. Some of the HTML files for this dataset were downloaded directly from the forum, others from the Dark Net Market archives, 2011-2015 by Gwern Branwen.

Agora Forum – Discussion forum for users of the cryptomarket Agora. The market and the forum were shut down by its operator. Users were given advance notice. Some of the HTML files for this dataset were downloaded directly from the forum, others from the Dark Net Market archives, 2011-2015 by Gwern Branwen.

Black Market Reloaded Forum – Discussion forum for users of the cryptomarket Black Market Reloaded. The market and the forum were shut down by its operator. All users were given advance notice. Html files for this dataset were downloaded from the Dark Net Market archives, 2011-2015 by Gwern Branwen.

Evolution Forum – Discussion forum for users of the cryptomarket Evolution. The market and this forum were shut down by its operator, without notice, in a so-called “exit scam.” Some of the HTML files for this dataset were downloaded directly from the forum, others from the Dark Net Market archives, 2011-2015 by Gwern Branwen.

Reddit: Darknet Markets – Reddit page for users of all cryptomarkets (or darknet markets). The subreddit was banned in 2018. All data were collected directly from reddit.com/r/DarkNetMarkets/ in late 2017.

Reddit: Silk Road (1&2) – Reddit page for users of the original cryptomarket, Silk Road, and Silk Road 2. All data were collected directly from reddit.com/r/SilkRoad/ in late 2017.