In such settings, distributed storage based on secret sharing is one of the best cryptographic alternatives, as a successful breach of security of a single facility yields no information and it is possible to recover from such events.
For those labelled as threats to national security based on secret evidence, the limbo continues.
Mr. Kurland has been accused of conspiring with Danielle Chiesi to trade stocks based on secret corporate information.
Its focus is ode-lay societies, which are based on secret societies among the Yoruba people of western Nigeria.
As in the runup to the invasion of Iraq, the strongest allegations are based on "secret intelligence" from western governments.
He said his information was not based on secret information or military intelligence but International Atomic Energy Agency IAEAA) reports.
They were not based on secret information about Saudi capacity, but on the projected needs of energy consumers.
As part of an investigation separate from the one involving Mr. Rajaratnam, two SAC portfolio managers have pleaded guilty to making illegal trades based on secret corporate information.
Some wondered aloud: If the president can order the assassination of Americans overseas, based on secret intelligence, what are the limits to his power?
The state premier of Lower Saxony Stephan Weil said a firm indication about a "concrete danger" based on secret information had prompted the cancellation of the match.
The killing of Mr. Awlaki, an American citizen, without a trial and based on secret intelligence, set off a legal and ethical debate in the United States.
