Cyber Security

The U.S. Securities and Exchange Commission (SEC), Wall Street’s top market regulator and watchdog, said late Wednesday that one of its systems was breached last year, a situation that a cybersecurity expert warns can impact "trillions of dollars."

The U.S. Securities and Exchange Commission (SEC), Wall Street’s top market regulator and watchdog, said late Wednesday that one of its systems was breached last year, a situation that a cybersecurity expert warns can impact "trillions of dollars."

Businesses paid hundreds of millions of dollars to hackers last year, a new report shows.

Businesses paid hundreds of millions of dollars to hackers last year, a new report shows.

Hackers roamed undetected in Equifax Inc.'s computer network for more than four months before its security team uncovered the massive data breach, the security firm FireEye Inc. said this week in a confidential note sent to some Equifax customers.

Hackers roamed undetected in Equifax Inc.'s computer network for more than four months before its security team uncovered the massive data breach, the security firm FireEye Inc. said this week in a confidential note sent to some Equifax customers.

A Wall Street Journal report says that hackers broker into Equifax's computer systems in March, giving them months to probe vulnerabilities and eventually gain access to the data of 143 million Americans.

A Wall Street Journal report says that hackers broker into Equifax's computer systems in March, giving them months to probe vulnerabilities and eventually gain access to the data of 143 million Americans.

Shares of credit reporting agency Equifax have fallen more than 35% since the company announced a massive cyber-security breach that likely impacted all U.S. adults, however the lack of transparency in the wake of the incident has done little to increase consumer or investor confidence in the company.

Shares of credit reporting agency Equifax have fallen more than 35% since the company announced a massive cyber-security breach that likely impacted all U.S. adults, however the lack of transparency in the wake of the incident has done little to increase consumer or investor confidence in the company.

Bitcoin bounced by more than 20 percent in the space of just four hours on Friday, having skidded below $3,000 earlier as Chinese authorities ordered Beijing-based cryptocurrency exchanges to stop trading.