Miami IT Worker Arrested In $1.9 Million Bitcoin Theft From Former Boss
A Miami man faces multiple felony charges after police say he stole nearly $2 million worth of Bitcoin from a former employer — a theft that went undetected for years while the cryptocurrency sat locked in a safe. Nahum Reynaldo Castro, 40, was arrested Tuesday on charges of grand theft, money laundering, unlawful use of a communications device, and offenses against computer users, according to an arrest report obtained by NBC 6. The case stretches back to December 2017, when the victim began purchasing Bitcoin as a long-term investment. He bought a hardware wallet to store the digital currency, and turned to Castro — a trusted employee since 2013 and an IT specialist — to handle the wallets setup and security, the report said. By the end of January 2018, Castro had secured more than $217,000 worth of Bitcoin on behalf of his employer. The hardware wallet was then locked in a safe inside the victims home, where it remained untouched for years. That changed in July 2025. While in the middle of a move, the victim opened the safe and accessed the wallet — only to find it empty. The Bitcoin was gone. At the time of the discovery, the stolen holdings had









