【tZERO obtains US digital asset custody approval】 Golden Finance reported that fintech company tZERO Group Inc. said it has received approval from US regulators to become a special purpose broker-dealer for "digital asset securities custody", the second company to obtain this license. According to a statement released by the company on Tuesday, the U.S. Securities and Exchange Commission and the Financial Industry Regulatory Authority have approved tZERO to custody digital assets. Previously, digital asset company Prometheum also received similar approval from the U.S. Securities and Exchange Commission last year, and later obtained approval from the U.S. Financial Industry Regulatory Authority to provide digital asset securities clearing and settlement services through its special purpose broker-dealer license.