Brooklyn prosecutor disrupts network of 240 crypto fraud websites
Alona Katz’s unit seized domains linked to scams that cost Americans over $11 billion last year, according to a Bloomberg profile.

Key points
- Alona Katz heads the Brooklyn District Attorney’s Virtual Currency Unit.
- Her team recently seized and disrupted more than 240 cryptocurrency fraud websites.
- Crypto scams cost Americans more than $11 billion in the previous year.
Organisations and individuals involved in cryptocurrency transactions face ongoing risks from sophisticated fraud networks. A recent operation by the Brooklyn District Attorney’s office has disrupted a significant portion of this infrastructure. The action targeted hundreds of malicious websites, aiming to reduce the immediate threat to digital asset holders and financial institutions relying on blockchain transparency.
What was seized and disrupted?
The operation focused on dismantling the online presence of cryptocurrency fraud schemes. According to a Bloomberg profile, the Brooklyn District Attorney’s Virtual Currency Unit seized and disrupted over 240 websites. These domains served as the primary interface for scammers targeting victims. By removing these entry points, authorities aim to cut off the initial stage of the fraud process where victims are lured in with false promises or manipulated into transferring funds.
Who is leading the investigation?
Alona Katz leads the Virtual Currency Unit within the Brooklyn District Attorney’s office. She is identified by Bloomberg as the chief responsible for this specific operation. Her role involves overseeing the legal and technical aspects of tracking down and dismantling these criminal networks. This leadership position allows her to coordinate efforts that bridge the gap between traditional law enforcement methods and the complexities of digital currency investigations.
Why is this operation significant?
The scale of cryptocurrency fraud remains a major financial concern. Bloomberg reports that crypto scams cost Americans more than $11 billion last year. This figure underscores the substantial impact these crimes have on individual victims and the broader financial ecosystem. The disruption of 240 websites represents a targeted effort to mitigate these losses by removing the tools used by perpetrators. It highlights a growing focus on prosecuting digital currency crimes with specific legal units.
What does this mean for victims?
The seizure of these websites provides immediate relief to potential victims who might otherwise have fallen for these schemes. However, it does not automatically recover lost funds. For those already impacted, the disruption may complicate the scammers' ability to continue operations or launder proceeds. The action signals that authorities are actively monitoring and intervening in high-volume fraud campaigns. It also serves as a deterrent to other operators considering similar fraudulent activities.
What affected people can do
Teams usually advise checking official communication channels for updates on seized domains. Users should verify the legitimacy of any cryptocurrency platform before engaging. Look for independent reviews and regulatory compliance information. Be wary of unsolicited investment opportunities or promises of guaranteed returns. If you suspect interaction with a fraudulent site, report it to relevant authorities immediately. Maintain secure storage practices for your private keys and digital assets to prevent unauthorised access.
What to do and how to stay safe: Alona Katz
- Verify domain ownership and history using WHOIS lookups before engaging with new crypto platforms.
- Monitor official announcements from law enforcement regarding seized or disrupted fraudulent websites.
- Enable multi-factor authentication on all cryptocurrency exchanges and wallet accounts.
- Report suspicious activity to your local cybercrime reporting centre or financial institution.
Step-by-step guide: Spot Business Email Compromise: Hidden Signs and Immediate Response
General security guidance from the Phish Herald newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
How many websites were disrupted in this operation?
The Brooklyn District Attorney’s Virtual Currency Unit seized and disrupted over 240 cryptocurrency fraud websites.
Who leads the unit responsible for this action?
Alona Katz is the chief of the Brooklyn District Attorney’s Virtual Currency Unit.
How much did crypto scams cost Americans last year?
According to Bloomberg, crypto scams cost Americans more than $11 billion last year.



