Fentanyl
How Coinbase’s Proactive Fentanyl Investigation Sprint Disrupted Criminal Networks with Chainalysis Intelligence
The synthetic opioid crisis continues to devastate communities across the United States, with fentanyl-related deaths contributing to tens of thousands…
OFAC Sanctions Chinese Chemical Company and Its Associates in Synthetic Opioid Crackdown
TL;DR OFAC sanctioned China-based chemical company Guangzhou Tengyue Chemical Co., Ltd. and two individuals for trafficking synthetic opioids and cutting…
Darknet market and fraud shop BTC revenues decline amid years-long international law enforcement disruption
This blog is an excerpt of our 2025 Crypto Crime Report, available now! A series of law enforcement takedowns in…
Cryptocurrency’s Role in the Global Fentanyl Trade Offers Opportunities for Disruption
The synthetic opioid crisis, which has a growing crypto nexus, is contributing to tens of thousands of deaths annually in…
OFAC Designates Iran-based Darknet Marketplace Administrator with 49 Cryptocurrency Addresses for Facilitating Fentanyl Sales
Today, the United States Department of the Treasury’s Office of Foreign Assets Control (OFAC) designated Iran-based Behrouz Parsarad, the administrator…
Everything You Need To Know About Crypto Cartels: Podcast Ep. 135
Episode 135 of the Public Key podcast is here! Almost 110,000 Americans died from drug overdoses in 2023 and 80…
2023 Crypto Year in Review: Podcast Ep. 88 – Kim Grauer
Episode 88 of the Public Key podcast is here and we are happy that you love the refreshed look. 2023…
OFAC Sanctions Network Involved in China-based Manufacturing of Fentanyl and Other Drugs, Highlights Related Cryptocurrency Addresses
On October 3, 2023, the U.S. Treasury’s Office of Foreign Assets Control (OFAC) brought sanctions against several individuals and companies…
OFAC Sanctions Mexican and Colombian Nationals Involved in Sinaloa Cartel Fentanyl Trafficking and Money Laundering Via Cryptocurrency
On September 26, 2023, the United States Department of the Treasury’s Office of Foreign Assets Control (OFAC) sanctioned 10 individuals…
Crypto and the Opioid Crisis: What Blockchain Analysis Reveals About Global Fentanyl Sales [UPDATED 3/7/24]
Executive summary Here’s a brief summary of the key findings and takeaways from the research presented in this report: Opioids…
Chinese Chemical Businesses, Latin American Drug Cartel Associates Charged and Sanctioned for Bitcoin-based Sale of Fentanyl Precursors
On April 14, 2023, the Office of Foreign Assets Control (OFAC) sanctioned individuals and entities in China and Latin America…
Chainalysis in Action: Analyzing a Fentanyl Dealer’s Cryptocurrency Transactions
The United States is in the throes of a serious opioid epidemic, with overdose deaths rising nearly every year since…