French Law Enforcement Dismantles DFAS Darknet Platform

By Thomas | Published on September 21, 2025

News

French law enforcement has dismantled Dark French Anti System (DFAS), a French-speaking darknet platform that had been a central site for criminal activities for several years. The operation, which followed a lengthy investigation, culminated in the shutdown of the platform on September 12, marking the end of a significant chapter in French-speaking dark web activity.

The Rise and Fall of DFAS

DFAS, operational since 2017, quickly became one of the main hubs in the French-speaking dark web community. The platform facilitated a variety of illegal activities, including drug and arms trafficking, money laundering, scams, the sale of stolen personal data, and the exchange of advice on online anonymity. It also served as a marketplace for illegal goods and services, drawing users involved in various forms of cybercrime.

Over the years, DFAS attracted more than 12,000 members and hosted over 110,000 messages related to illicit transactions. Many of its users were also active on previously shut-down platforms, further contributing to the platform's broad reach.

Arrests and Seizures in the Operation

The investigation led to the arrest of two individuals. One was a 28-year-old man, suspected of having created and administered the platform. The second individual, described as an active contributor, was responsible for testing the illicit products sold on DFAS, helping ensure their quality and contributing to the platform's success.

In addition to the arrests, law enforcement seized six bitcoins, valued at approximately €600,000. These funds were part of the cryptocurrency transactions that ran through the platform, highlighting the ongoing role of digital currencies in dark web activities. Authorities also uncovered technical elements that helped them understand how the platform operated.

Blockchain Forensics in the Investigation

A key element of the operation was the use of blockchain forensic tools. These tools allowed investigators to trace crypto transactions, identify suspects, and ultimately shut down the marketplace. The increasing sophistication of blockchain forensics is becoming vital for law enforcement efforts targeting dark web platforms.

The Decline of French-Speaking DarkWeb Platforms

The closure of DFAS represents the final major shutdown of a French-speaking dark web platform. French authorities have dismantled other significant platforms in recent years, including La Main Noire (2018), French Deep Web (2021), Le Monde Parallèle (2021), and Cosa Nostra (2024). DFAS's shutdown marks the end of an era for large French-speaking communities on the dark web, with many platforms now dominated by English-speaking users.

France’s Ongoing Efforts Against DarkWeb Crime

DFAS's shutdown is part of a broader law enforcement strategy to address dark web crime in France. The French government has responded to a rise in crypto-related crimes, including kidnappings of prominent crypto figures, by introducing legislation to combat these emerging threats.

Advancements in Law Enforcement Technology

France's increasing use of blockchain forensic tools has enhanced its ability to trace illicit cryptocurrency transactions. These tools have allowed law enforcement to track financial flows, which has become essential for disrupting dark web activities. As criminals continue to use digital currencies for illicit transactions, blockchain forensics will remain a crucial tool for identifying and dismantling dark web operations.

The Complexities of Dark Web Crime

The dismantling of DFAS marks a significant development in France's ongoing efforts to curb dark web crime. The coordinated operation, supported by advanced blockchain forensics, reflects the growing capabilities of law enforcement in addressing online criminality. However, dark web crime remains a complex challenge, and authorities will likely continue to develop new tools and strategies to stay ahead of evolving criminal activities.

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