By Victoria Craig Published July 08, Markets FOXBusiness. The New York Stock Exchange resumed trading shortly after 3: ET Wednesday after a nearly four-hour long outage caused all trades to be re-routed to other exchanges. The exchange stopped trading on all shares at ET, and denied that problem was in any way related to a security breach of its computer systems.

NYSE Trading Suspended by Nearly Four-Hour Outage | Fox Business

The exchange tweeted shortly thereafter that it was due to "technical glitches. After the dust settled on Wall Street, and after the exchange executed the close normally, NYSE released a statement elaborating on what caused the suspension. The root cause was determined to be a configuration issue. Trading of NYSE-listed stocks continued on NYSE Arca and other U. We resumed trading on NYSE and NYSE MKT shortly after 3 p.

Not long after trading was suspended, Nasdaq declared "self help" against the exchange, meaning it routed all trades away from the NYSE and to other exchanges including Nasdaq and BATS. Meanwhile, NYSE's all-electronic ARCA and options markets remained open and unaffected by the issue. Securities and Exchange Commission Chair Mary Jo White said the agency will continue to keep close tabs on the developments at the NYSE.

Indonesia Exchange Lifts Suspension Trading Activity of Danareksa, Reliance & Millenium | Indonesia Investments

A Nasdaq spokesperson said the exchange's systems were "operating normally and are trading all symbols including Tape A NYSE securities.

Speculation Wednesday held that hackers were to blame for the shutdown because the Wall Street Journal and United Airlines UAL also experienced troubles with their computer systems around the same time as the NYSE shutdown. However, a law enforcement source told Fox News the technical glitch that prompted the halt at the exchange does not appear to be malicious, but federal law enforcement officials are continuing to monitor the situation.

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Traders also continued to closely monitor developments out of Greece as it pursues ongoing negotiations with its creditors about a bailout deal to prevent a collapse of its banking system.

Aside from the concerns about cyber security at the historic exchange, Peter Kenny, chief market strategist at ClearPool Group, said trading halts deny indonesia stock market suspended trading system access to liquidity, and that has its own kind of impact on the markets. That is rarely a positive and tends to undermine confidence," he said. The four-hour pause at the NYSE was indian stock market eod charts biggest stoppage to U.

The last time a similar event occurred japans stock market in August during the so-called flash freeze at the Nasdaq.

At that time, a technical glitch stopped trading on the all-electronic exchange for three hours. That said, Manky added that stock exchanges, especially ones like the NYSE, have robust systems in place, including firewalls, high response, low latency systems, and teams both inside and outside of the company, to prevent hacking incidences.

There will never be a silver bullet for cyber security, but we can try. And having a two-step plan is how we do that. Having experts on site and off site who can collaborate with companies and firms that might be under attack to work with, understand and stop the attack from happening is critical. Cendrick Leighton is the CEO of Cedric Leighton Associates, a Washington D.

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You have United, NYSE, and Wall Street Journal so my suspicion is something is going on here. My suspicion is this was a test run by a cyber-hacker or potentially from a nation state. Still, FBI Director James Comey insisted in a Senate Select Intelligence Committee hearing Wednesday that there is no indication, at this point, of a cyber attack. But it does appear that there is not a cyber-intrusion involved.

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