U.S. President Donald Trump waves to the media on the South Lawn of the White House in Washington before his departure to Greensboro, North Carolina, U.S., October 7.
7 News reports, the bombs that have been previously used during the Gulf War and Serbian War in 1999 knocked out up to 80 percent of power.
As Kim, the North Korean leader, has accelerated his nuclear missile program in recent years, South Korean defense officials have publicly discussed pre-emptive strikes at critical missile and nuclear sites in North Korea and a decapitation operation.
Their aim was to steal South Korea and USA plans to "decapitate" the hermetic nation's rulers, along with how to approach all-out war with Pyongyang, the lawmaker added.
Rhee Cheol-hee, the South Korean lawmaker who revealed the news, also detailed out the extent of data compromised as a result of the cyber-attack.
As Kim has accelerated his nuclear weapons program and aimed increasingly bellicose threats at the allies, those plans have been updated to include "beheading operations" - strikes created to take out North Korea's leaders. -South Korean wartime preparations has been done through this hacking.
OPLAN 3100 is Seoul's plan on how to respond to localised provocations on the border.
North Korea's massive chemical weapons arsenal would likely be unleashed, as well.
In April this year, Trump's Vice President, Mick Pence visited the DMZ in a show of USA military might.
Global investors may adjust their portfolios by exiting their capital from South Korea in case of a prolonged security risk on the Korean Peninsula, a central bank monetary board member said Tuesday. However, a New York Times report now shines more light on whether those plans actually existed.
According to Reuters, Kim Jong-un said over the weekend, that his country's nuclear weapons were a "powerful deterrent firmly safeguarding the peace and security in the Korean Peninsula and Northeast Asia" against "protracted nuclear threats of the United States imperialists".
The hack took place in September previous year but North Korea has denied its involvement. The isolated state is believed to have specially-trained hackers based overseas, including in China.
Pyongyang has reportedly denied being involved in the cyberattack, dismissing Seoul's claims as "fabricated".