Crime
United States DOJ and FBI Seize Cryptocurrency in Major Disruption of Hamas Terrorist Financing Scheme
Details of the DOJ’s operation, the role of cryptocurrency in facilitating terrorist financing, and broader implications for counter-terrorism efforts.
What is Authorized Push Payment (APP) Fraud? Understanding Crypto-Related Scams & Prevention
Learn how authorized push payment (APP) fraud works, why crypto is a key target, and how Chainalysis Alterya helps detect and prevent fraud in real time.
Cryptocurrency’s Role in the Global Fentanyl Trade Offers Opportunities for Disruption
Cryptocurrency is increasingly exploited by fentanyl traffickers and vendors, but blockchain intelligence is also a powerful tool in the fight against the global opioid epidemic.
International Action Dismantles Notorious Russian Crypto Exchange Garantex
The U.S. Department of Justice, Germany, and Finland have dismantled Garantex, a Russian crypto exchange that facilitated laundering for the illicit crypto ecosystem.
Preventing Large-Scale Crypto Hacks: Key Security Measures for Exchanges
Key security measures exchanges can take to prevent large-scale hacks and best practices for securing digital assets.
OFAC Designates Iran-based Darknet Marketplace Administrator with 49 Cryptocurrency Addresses for Facilitating Fentanyl Sales
OFAC sanctioned the admin of Nemesis darknet marketplace. Uncover how crypto transactions fueled fentanyl sales and what this means for the darknet ecosystem.
Bybit Hack: Leveraging Transparency for Collaboration in the Wake of Record-Breaking Theft
We look at how the near-$1.5 billion Bybit exploit occurred, the attackers’ link to the DPRK, and how we are collaborating to help recover funds.
United States’ OFAC, United Kingdom’s FCDO, and Australia’s DFAT Jointly Sanction Zservers for Facilitating Ransomware Attacks
OFAC, Australia, and the U.K. sanctioned Russia-based Zservers for its role in supporting LockBit ransomware attacks. Read to learn more.
Chainalysis in Action: Landmark Case in U.S. Sets Precedent for Crypto-Centric Tax Fraud Investigations
Frank Richard Ahlgren III was sentenced to prison after IRS-CI special agents leveraged Chainalysis solutions to set a precedent for crypto tax fraud investigations.
2025 Crypto Crime Trends: Illicit Volumes Portend Record Year as On-Chain Crime Becomes Increasingly Diverse and Professionalized
Get the latest on key 2025 trends in cryptocurrency-based crime, including stolen funds, scams, ransomware, and more.
Cryptocurrency in the War Zone: A Closer Look at Recent Events in Syria
The Assad regime has fallen due to an offensive led by Hay’at Tahrir al-Sham (HTS). This blog discusses geopolitical effects, HTS, and its crypto nexus.
NCA Disrupts Multi-Billion Dollar Russian Money Laundering Network, OFAC Sanctions Related Individuals and Entities
We explore the NCA’s disruption of a multi-billion dollar Russian money laundering network, which provided services to a wide range of illicit actors.
Crypto Money Laundering in Japan: Global Problem, Local Perspectives
Money laundering and scams remain a significant risk for Japanese crypto services, despite their generally low exposure to global illicit entities.
All Crime is Crypto Crime: Gurvais Grigg on How Blockchain Intelligence is Changing Law Enforcement
In conversation with Gurvais Grigg, ex-FBI and Chainalysis CTO, we discussed how how blockchain analysis can shift crime prevention from reactive to proactive.
Anatomy of an Address Poisoning Scam
An address poisoning victim nearly lost $68 million in wrapped bitcoin. We uncovered over 82,000 crypto addresses linked to this campaign.
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