On 11/29/12, William Herrin <bill@herrin.us> wrote:
If the computer at IP:port:timestamp transmitted child porn, a warrant for "all computers" is also too broad. "Computers which use said IP
As you know, there may always be some uncertainty about which computer was using a certain IP address at a certain time -- the computer assigned that address might have been off, with a deviant individual spoofing MAC address and IP address of a certain computer, using different equipment still attached to the same physical LAN. Their warrant authors will probably not say "all computers"; they will more likely say something like all digital storage media, and equipment required for access. Which includes all hard drives, SSDs, CF cards, diskettes, CDRs, and all the computing equipment they are installed in (keyboard, monitor, mouse, etc) normally used to access the media.
address or which employ forensic countermeasures which prevent a ready determination whether they employed said IP address." And have a
DHCP?
qualified technician on the search team, same as you would for any other material being searched.
If they had a qualified technician, they probably wouldn't be raiding a TOR exit node in the first place; they would have investigated the matter more thoroughly, and saved precious time. -- -JH