F.B.I. must assert only that the records gathered through the letter s, "In many cases, the target of a national security letter whose records are being sought is not necessarily the actual subject of a terrorism investigation and may not be suspected at all. Under the USA PATRIOT Act, the F.B.I. must assert only that the records gathered through the letter are considered relevant to a terrorism investigation." [8]
In April, 2008, the American Civil Liberties Union alleged that the military was using the FBI to skirt legal restrictions on domestic surveillance to obtain private records of Americans' Internet service providers, financial institutions and telephone companies. The ACLU based its allegation on a review of more than 1,000 documents turned over to it by the Defense Department in response to a suit the rights group filed in 2007 for documents related to national security letters.[9] The same month, the Electronic Frontier Foundation alleged that documents obtained from the FBI in response to ...