North Korea has reportedly suffered a second internet blackout, which was revealed by Internet performance analysis firm Dyn Research.
CNet reported the firm’s tweet as saying: "After 24hrs of increasing instability, North Korean national Internet has been down hard for more than 2hrs."
During the first outrage, internet services were down for nine and a half hours, but several computers and smartphones could access government-approved intranet.
The reason for the latest outrage is unclear, but it is being speculated that the government might have taken the network offline for maintenance.
The source of the blackout is not yet known, but China has denied reports about its involvement and US officials have also denied its involvement, reported BBC.
The attack comes weeks after criminals hacked Sony, after which, US said that it is planning to launch a proportional response to the Sony Pictures hacking incident.
FBI investigation showed that North Korea was behind the attack which leaked personal data including private emails.
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