By Tom Wilson LONDON, Feb 12 (Reuters) - The kingpin or kingpins of the world's biggest illicit credit card marketplace have retired after making an estimated fortune of over $1 billion in cryptocurrency, according to research by blockchain analysis firm Elliptic shared with Reuters.

BERLIN (AP) - German investigators on Tuesday shut down a Russian-language darknet market marketplace that they say specialized in drug dealing, seizing bitcoin worth 23 million euros ($25.3 million). Prosecutors in Frankfurt described the "Hydra Market" platform as the world's biggest illegal darknet market marketplace.

They said they seized its server infrastructure in Germany.

An alleged fraudster dubbed The Crocodile of Wall Street over claims she laundered $4.5 billion in Bitcoin has been freed on bail  - but her husband has been ordered to stay in jail.  

A married couple has been arrested and charged with laundering billions in Bitcoin stolen during the 2016 Bitfinex hack, as the Justice Department announced its largest financial seizure ever. 

ZURICH, April 8 (Reuters) - The former chief of logistics for a regional Swiss police force appeared in court on Thursday accused of falsely buying guns and darkmarket list bullets on behalf of his employer and selling them via the darknet market.

BERLIN (AP) - German prosecutors said Friday they have filed charges against four men over their alleged involvement with a major international platform for child pornography that was taken down last year.

ZURICH, April 8 (Reuters) - The former chief of logistics for a regional Swiss police force appeared in court on Thursday accused of falsely buying guns and bullets on behalf of his employer and selling them via the darknet market.

THE HAGUE, dark web sites April 19 (Reuters) - The number of cross-border drug trafficking cases referred to the European agency for prosecutorial cooperation nearly doubled in four years to 562 in 2020, partly driven by a huge increase in the production of synthetic drugs, the agency said.

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By Gertrude Chavez-Dreyfuss NEW YORK, Jan 26 (Reuters) - Cybercriminals laundered $8.6 billion in cryptocurrencies last year, up 30% from 2020, according to a report from blockchain analysis firm Chainalysis released on Wednesday. Overall, cybercriminals have laundered more than $33 billion worth of crypto since 2017, Chainalysis estimated, with most of the total over time moving to centralized exchanges.