‘Operation Free Korea" calling for ‘controversial leader Kim Jong-un to resign’, ‘install free democracy’ ‘abandon its nuclear ambitions’ ‘uncensored Internet access’ etc. The hackers also proclaimed that if North Korea do not accede to their demand, they will wage “Cyber War.” On April 3, 2013, hacker group identifying itself as Anonymous claimed it had stolen all 15,000 user passwords as part of a cyberwar against the DPRK. A few days later, Anonymous claimed to have hacked into the Uriminzokkiri main website, and the Twitter and Flickr pages representing the website.
Instead, a picture posted Thursday on the North’s Flickr site shows Kim’s face with a pig-like snout and a drawing of Mickey Mouse on his chest. Underneath, the text reads: “Threatening world peace with ICBMs and Nuclear weapons/Wasting money while his people starve to death.” 
On June 22, 2013, Anonymous claimed that it managed to steal military documents from North Korea, and that the documents would be released on June 25, the day the Korean War started. However, no such documents appear to have been released.