But as evidence has emerged suggesting the People's Liberation Army is linked to hacking, the China connection has become harder for the administration not to confront head-on.
As I write this, Sony has cancelled the release of the film and North Korea has been linked to the Sony hacking by the U.S. government.
He has since been linked to a number of Islamic State hacking attacks overseas, though some security officials have doubts about his role.
The feature has been linked to reports that some users had had their accounts hacked and items - or even characters - stolen.
Adobe, a software maker, said it had been the victim of an attack, but said that it did not know if it was linked to the hacking of Google.
Symantec found that the attackers are linked to the hacking group Lazerus, which has carried out destructive cyber attacks, mostly on US and South Korean targets, since 2009.
The cybersecurity firm Symantec found that the attackers are linked to the hacking group Lazerus, which has carried out destructive cyber attacks, mostly on US and South Korean targets, since 2009.
The websites said they had been contacted by an anonymous source claiming to be linked to the hack.
There is no evidence the attacks are linked to the Sony Pictures Entertainment hacking.
Motherboard, a tech site run by Vice Media, published Tuesday an account of the Clapper hack based on a source claiming to be linked to the Brennan hack.
