Let's chop down some of the intrusive databases maintained by commercial enterprises--why does your cell phone company have to know your Social Security number?

FORBES: Let's Get the Engineers

The text exchange came three hours after Janet Jackson was seen on security camera video apparently attempting to take Paris Jackson's cell phone away in the driveway of Katherine Jackson's home.

CNN: STORY HIGHLIGHTS

Using millimeter wave technology, which the TSA says emits 10, 000 times less radio frequency than a cell phone, the machine scans a traveler and a robotic image is generated that allows security personnel to detect potential threats -- and, some fear, more -- beneath a person's clothes.

CNN: Airport security bares all, or does it?

Indian security sources told CNN sister network CNN-IBN on Thursday that a Bangladeshi national bought cell phone SIM cards for the attackers at several locations inside India.

CNN: Two suspected of ties to Mumbai attackers' cell phones