Coinbase cyberattack: What users need to know about stolen customer data, password security, and more in $400 million incident

The crypto exchange’s stock price fell 8% Thursday on news that hackers had successfully bribed staff for information on certain accounts.

Stock in Coinbase (COIN), the largest U.S.-based cryptocurrency exchange, fell more than 8% Thursday on news it was the victim of a cyberattack, in which hackers successfully bribed overseas contractors to leak important information so they could steal customer data. The company estimates it could cost $400 million to resolve the situation.