The U.S. Department of Justice has asked an appellate court to keep its arguments secret for a case in which privacy advocate John Gilmore is challenging federal requirements to show identification before boarding an airplane.

...

"We're dealing with the government's review of a secret law that now they want a secret judicial review for," one of Gilmore's attorneys, James Harrison, said in a phone interview Sunday. "This administration's use of a secret law is more dangerous to the security of the nation than any external threat."