US officials are blaming the North Korean government for a series of cyberattacks dating to 2009 against media, aerospace, financial sectors and infrastructure in the United States and around the world. <br/><br/>The FBI and the Department of Homeland Security issued a warning this week, saying the cyberattacks were carried out by actors within the North Korean government who are known as Hidden Cobra. The alert said, DHS and FBI assess that Hidden Cobra actors will continue to use cyber operations to advance their government's military and strategic objectives.<br/><br/>US officials are distributing internet addresses to help networks defend against any attacks. The FBI said it has high confidence that the internet addresses are linked to systems infected with Hidden Cobra malware to further exploit networks. <br/>'<br/>