Cryptocurrency companies shunned by banks often turn to shadowy middlemen for payment processing and other services. One of those companies is at the center of the mystery surrounding Bitfinex’s missing customer funds.

Cryptocurrency companies shunned by banks often turn to shadowy middlemen for payment processing and other financial services. One of those companies is at the center of the mystery surrounding Bitfinex’s missing customer funds.

Bitfinex, a cryptocurrency exchange that controls the popular digital currency known as tether, lost access to $850 million in customer funds after handing it over to Panama-based Crypto Capital Corp. to process customer withdrawals, the New York attorney general said last month.

...