Federal authorities this week announced that they successfully traced and recovered most of the Bitcoin that had been paid by Colonial Pipeline to a ransomware gang called DarkSide, following last month’s hack that had shut off gasoline supplies to much of the East Coast.

Axios Re:Cap digs into the battle between law enforcement and crypto hackers, including what it means for future ransomware attacks and how ransomware has become a global industry of its own, with Gurvais Grigg, a 23-year FBI veteran who now serves as public sector CTO at crypto firm Chainlysis.