"In 2013, a mysterious group of hackers that calls itself the Shadow Brokers stole a few disks full of National Security Agency secrets. Since last summer, they’ve been dumping these secrets on the internet. They have publicly embarrassed the NSA and damaged its intelligence-gathering capabilities, while at the same time have put sophisticated cyberweapons in the hands of anyone who wants them."
https://www.theatlantic.com/technology/archive/2017/05/shadow-brokers/527778/
"A "shadow government" consisting of 75 or more senior officials has been living and working secretly outside Washington since Sept. 11 in case the nation's capital is crippled by terrorist attack. "This is serious business," President Bush said of plans to ensure the continuity of government."
https://www.cbsnews.com/news/the-shadow-government/
"The Shadow Government
Following a catastrophic national emergency, the President, or his successor can authorize the establishment of a temporary "shadow government" to maintain control of the essential functions of the Federal Government. President Bush activated the shadow government on September 11, 2001 shortly after the second attack on the World Trade Center."
https://whitehouse.gov1.info/continuity-plan/