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A volatile crypto market has been a distraction for the chip maker-and its investors.
Nvidia reported robust sales and profits during its second quarter, but warned that revenue from products geared toward cryptocurrency mining would be sharply weaker than expected.
A broad selloff in digital currencies has pushed the value of the entire market below $200 billion for the first time this year.
Financial-technology startups are stepping into a void increasingly left by credit-card-issuing banks: lending to customers with poor credit histories.
A fast-growing digital currency that claims to be backed by U.S. dollars has become a cornerstone of the volatile cryptocurrency market. The problem: There isn't hard evidence the cash supporting it exists. (USDT
Rampant thefts are taking the shine off cryptocurrencies. After the Mt. Gox debacle, Kim Nilsson decided to fight back. (BTC
European leaders dedicated nearly one trillion dollars-equivalent to eight times the Marshall Plan-to fixing up impoverished regions. Yet some of the biggest recipients are hotbeds of the very discontent that's driving the bloc apart. (UNIFY
The Trump administration's plan to expand the federal government's role in overseeing financial-technology startups has prompted pushback from some states, setting up a fight over who will regulate new markets for online lending and other banking products.
Over the past two years, researchers have tracked five new types of so-called ransomware they say were built by hackers in Iran. (BTC
The New York Stock Exchange's owner, ICE, is launching a new bitcoin company and futures contracts based on the digital currency. (BTC
Financial-technology firms should have more leeway to experiment without running up against U.S. rules, the Treasury Department said in a report recommending industry-friendly policy changes for the sector.
The Securities and Exchange Commission has denied an application for an exchange-traded fund that would track the price of bitcoin, the latest indication that regulators are still uneasy with the cryptocurrency market. (BTC
Executive Bridget van Kralingen talks about the traits of successful leaders and building the tech giant's blockchain startup.
The price of bitcoin jumped above $8,000, extending a rally that has lifted the largest cryptocurrency by market value to its highest level in two months. (BTC
In the years since the financial crisis, Vikram Pandit has been investing in emerging financial firms and fintech startups.
In short order in the past few years, Gnry Gensler went from cleaning up the fallout from the financial crisis to grappling with the challenge of cryptocurrencies. (BTC
Chinese internet lenders are closing, stranding investors as the economy slows and regulators tighten controls over an unruly side of the fintech sector.
The company is trying to sell a maximum of $34 million in tokens, digital currency that its owners can use in a new online marketplace for media ventures being created by the company.
Maybe the seeds of destruction already have been planted at the search giant. (BTC
Since 2011, there have been 56 cyberattacks directed at cryptocurrency exchanges, initial coin offerings and other digital-currency platforms around the world, bringing the total of hacking-related losses to $1.73 billion.
The Russian intelligence officers charged with hacking into the Democratic National Committee and Hillary Clinton's 2016 presidential campaign used bitcoin to finance and obscure their operations, according to an indictment obtained by special counsel Robert Mueller's office. (BTC
Nestle, Anheuser-Busch and Bayer are among the big consumer marketers using blockchain to avoid the so-called advertising tech tax, or wasted spending on digital ads.
A former Playboy centerfold model has sued a prominent Republican fundraiser, her former lawyer and the lawyer for former adult-film star Stephanie Clifford in connection with the breakdown of a $1.6 million hush-money agreement, according to court documents filed Friday. (HUSH
Even Isaac Newton didn't appreciate how the law of gravity applies to markets. (BTC
A top Republican fundraiser said he would stop making payments to a former mistress who signed a hush-money agreement that was negotiated last year by Michael Cohen, President Trump's longtime lawyer. (HUSH
A regulatory crackdown has failed to derail initial coin offerings, a controversial fundraising method.
Lack of ID often prevents them from getting support services they need. A pilot project aims to remedy that.
Cryptocurrency peddlers are being let back into valuable social-media advertising space, after Facebook eased an outright ban on ads from the industry.
Creditors in Mt. Gox, a bitcoin exchange that collapsed in February 2014, are in line for a bigger payday after blocking a liquidation that could have netted former exchange chief Mark Karpels hundreds of millions of dollars. (BTC
Hackers are targeting small towns' computer systems, with public-sector attacks appearing to be rising faster than those in the private sector. Online extortionists demand bitcoin ransom in return for decryption keys.
BitFlyer said it would halt taking new business after regulators said it wasn't doing enough to stop money laundering and terrorist financing. (BTC
BitFlyer said it is suspending account creation for new customers after regulators told it to improve its system security and management structure. (BTC
Digital currencies remind some of the spread of private money in the early 19th century. (BTC
The South Korean cryptocurrency exchange said it had temporarily halted withdrawal and deposit services after the cyber attack. Bitcoin fell about 2% immediately after the disclosure. (BTC
Three startups propose blockchain-based solutions to rampant fraud in digital advertising.
Some makers and sellers of gold coins and bars are turning to blockchain, the digital ledger that underpins bitcoin, hoping to add some cryptocurrency luster to bullion trading. (BTC
Ether, a cryptocurrency on par with bitcoin, isn't subject to the extensive investor-protection rules the U.S. securities regulator enforces.
Three industries-AI, blockchain and cybersecurity-dominate the list of companies that look like emerging tech leaders.
EOS raised $4 billion on the promise of a blockchain platform that could change the way the internet works. But infighting among its fragmented developers shows it still has a ways to go. (EOS
A South Korean cryptocurrency exchange said it suffered a cyberintrusion, prompting bitcoin prices to fall sharply toward year lows. (BTC
Government investigators have demanded that several bitcoin exchanges hand over comprehensive trading data to assist a probe into whether manipulation is distorting prices in markets linked to the cryptocurrency. (BTC
Coinbase, one of the leading cryptocurrency and bitcoin businesses,is acquiringa securities dealerthat the company hopes will allow it to move into the red-hot coin-offerings market.
New York-based asset manager Van Eck Associates and SolidX Management, a New York-based startup, filed an application with the Securities and Exchange Commission for permission to launch a regulated bitcoin ETF. (BTC
The operator of the largest U.S. cryptocurrency exchange is setting up shop in Japan, where much of the world's bitcoin trading takes place.
Start-up company block.one is on track to raise $4 billion through a yearlong sale of digital tokens-the largest fundraising of its kind-even as investors still don't know how the company will use the windfall.
Coinbase enjoyed phenomenal growth in late 2017 as small investors piled into bitcoin.Now it is trying to attract hedge funds and other big investors. (BTC
Zoe Cruz, a currency trader whose rise through the ranks at Morgan Stanley made her one of the most powerful women on Wall Street, is attempting a comeback in the cryptocurrency world.
Pfizer Inc. has agreed to pay nearly $24 million to resolve allegations it violated federal law by using a charity to pay Medicare patients' out-of-pocket costs for the company's prescription drugs.
As regulators crack down on the fraud-tainted business of initial coin offerings, some market operators are exploring ways to bring them in line with U.S. securities law.
To many banks, bitcoin and other digital currencies are a mania, or worse. But to a handful of small lenders, they are a moneymaker. (BTC