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Europol has dismantled a massive online child exploitation platform with help from crypto exchange Binance. The investigation, named Operation Stream, focused on a disturbing site called Kidflix that operated on a global scale and used cryptocurrency to fuel its operations.
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Binance, the world’s largest crypto exchange by trading volume, played a central role in bringing down Kidflix. This illegal platform monetized child abuse by letting users buy access to material using cryptocurrency, which was then converted into tokens. The structure even rewarded uploads and tagging of content, making exploitation part of a token-based system.
Kidflix was not hidden on the dark web. It was a global operation with a user base approaching 2 million. Europol had been tracking wallet activity connected to the platform and passed the information to Binance. The exchange then used its blockchain forensics tools to cross-check those wallets with accounts in its own system.
According to Binance, its collaboration helped identify 120 wallet owners tied to Kidflix. These records were shared with law enforcement, leading to the identification and investigation of individuals across several countries.
Public blockchain records, while sometimes seen as a risk to user privacy, also create a permanent record of transactions. In this case, that transparency allowed investigators to follow money trails, which eventually led to suspects. Binance’s tools made it easier to connect wallet addresses to real users.
The platform’s misuse of blockchain technology contributed to its downfall. While criminals used crypto to move money and create internal tokens, investigators used the same technology to trace their activity.
Catherine De Bolle, Executive Director of Europol, commented on the broader issue in a statement. She said, “The digital dimension has driven a rapid evolution in online child sexual exploitation, offering offenders a borderless platform to contact and groom victims, as well as to create, store, and exchange child sexual abuse material. Some attempt to frame this as merely a technical or cyber issue – but it is not. There are real victims behind these crimes, and those victims are children. As a society, we must act to protect our children.”
In September 2021, Binance appointed former Europol investigator Nils Andersen-Röed as its director of audit and investigations.