to install and use a trap and trace device to "captur[e] the
register or trap and trace device is to be attached.
T]he exception was based on the express representation by the government to Congress that the authority for pen registers and trap and trace devices would not and could not be used to secure location information, the very information the government wants to secure by using a pen register and trap and trace device.
46) The court's primary concern was with the CALEA caveat discussed earlier limiting access to information disclosing the physical location of the subscriber when sought through a pen register or trap and trace device.
Federal court jurisdiction on a case where the FBI's Regional Computer Forensics Laboratory in San Diego made use of keylogger devices, screen capture software and the Internet wiretap/pen register trap and trace device
DCS1000 (known previously as "Carnivore").
unlawful use of a pen register or a trap and trace device, 18 U.
A trap and trace device identifies the source of incoming calls, and a pen register indicates the numbers called from a particular phone.
Under this provision, (14) the Attorney General or a designated attorney for the Government may apply for an ex parte court order authorizing the use of a pen register or trap and trace device to a Foreign Intelligence Surveillance Court (FISC) judge or to a U.
If known, the order must identify the person to whom the telephone line or other facility to which the pen register or trap and trace device is to be attached is leased or in whose name it is listed.
e-mail) and against the surreptitious use of telephone call monitoring practices such as pen registers and trap and trace devices
Pen registers and trap and trace devices
account for the vast majority of lawfully authorized surveillance attempts.
Centered on the local Class 5 switch, the three primary techniques of lawfully-authorized electronic surveillance are available to law enforcement: pen registers, trap and trace devices
, and content interceptions.