"The creation of the cyberczar’s office inside the White House appears to be part of a significant expansion of the role of the national security apparatus there. A separate group overseeing domestic security, created by President George W. Bush after the Sept. 11 attacks, now resides within the National Security Council. A senior White House official responsible for countering the proliferation of nuclear and unconventional weapons has been given broader authority. Now, cybersecurity will also rank as one of the key threats that Mr. Obama is seeking to coordinate from the White House."