Sweden regulates new psychoactive substances, including fentanyl analogs, individually. This reactive scheduling procedure enabled the existence of a recreational market for unscheduled analogs sold from surface webshops. We measure interest in 24 named and impact scheduling. scraped posts threads on Swedish internet forum Flashback.org, 2012–2019. The sample consists with total 8761 posts. con...

February 2011 saw the emergence of Silk Road, the first successful online anonymous marketplace, in which buyers and sellers could transact with anonymity properties far superior to those available in alternative online or offline means of commerce. Business on Silk Road, primarily involving narcotics trafficking, rapidly boomed, and competitors emerged. At the same time, law enforcement did no...

This paper presents an overall review of epidural and intrathecal narcotics. The early laboratory studies and initial clinical applications are presented. This is followed by a description of the mechanism of action of narcotics acting both intrathecally and epidurally, and some of the similarities and differences between narcotics and local anesthetic drugs. Technique, dosages, indications, an...

Online mental health forums provide users with an anonymous support platform that is facilitated by moderators responsible for finding and addressing critical posts, especially those related to self-harm. Given the seriousness of these posts, it is important that the moderators are able to locate these critical posts quickly in order to respond with timely support. We approached the task of aut...

Stylometry is a method for identifying anonymous authors of anonymous texts by analyzing their writing style. While stylometric methods have produced impressive results in previous experiments, we wanted to explore their performance on a challenging dataset of particular interest to the security research community. Analysis of underground forums can provide key information about who controls a ...