Bitcoin

Jelena McWilliams, Fifth Third Bancorp’s chief legal officer, is the choice for FDIC chair; digital currencies pose too many risks.

Dizzying trading in bitcoin fed the bubble argument, but now that Nasdaq is the third Wall Street player to say it is designing a financial instrument around it, banks may be forced to reassess cryptocurrencies.

Not so fast, bitcoiners. Randal Quarles, the Federal Reserve official who oversees Wall Street, says central banks are a long way off from embracing cryptocurrencies as a means of paying for things.

The Federal Reserve Board's vice chair of supervision said that digital currencies hold the potential for innovation but that the financial system's security and resiliency are more important.

Digital currency jumps through $11,000 before falling below $9,500 in a volatile day of trading; bank faces growing regulatory scrutiny.

It’s been month after month of record-breaking, confounding growth for the cryptocurrency, accompanied by regular warnings from banks about bubble speculation.

Nobel Prize-winning economist Joseph Stiglitz said “bitcoin is successful only because of its potential for circumvention, lack of oversight.”

Nobel Prize-winning economist Joseph Stiglitz said "bitcoin is successful only because of its potential for circumvention, lack of oversight."

Japan’s bitFlyer is expanding to the American market, even as U.S. banks remain wary of cryptocurrencies.

One of the world's largest bitcoin exchanges, bitFlyer, has landed in the U.S. with a focus on institutional investors — a move that suggests bitcoin's days as a payments instrument are still a long way off.