Key Takeaways Coinbase Global shares fell Thursday morning after the crypto trading platform said it was the victim of a cyberattack.International contractors were likely paid to access certain customer and company data,

Scammers demanded $20 million for customer data obtained by bribing insiders. Coinbase stock price tumbled Thursday following the incident.

Cryptocurrency exchange Coinbase has warned a recent cyber attack will cost it up to $400m (£301m) to fix. The firm said it was contacted by hackers who claimed to have gained access to customer information,